Login or Sign Up

Ask a New Question

jess

Questions and answers by jess, page 3

Questions (337)

A 50.0mL sample of ethylene glycol had a mass of 55.505g. Find the density of ethylene glycol.
1. 2 answers
2. 574 views
Chloroform is a liquid that is not soluble in water. It has a density of 1.498g/mL. Astudent mixed a sample of chloroform and a
1. 2 answers
2. 669 views
Hi,I have a question on Gas Chromatography(GC). The following were injected into the GC system: - 1) 1% sample solution in
1. 1 answer
2. 447 views
What type of chemical reaction is involved in the breakdown of large molecules, such as those found in food,into smaller
1. 1 answer
2. 424 views
restate the sentenceAnnually, millions of animals suffer and die in painful tests in order to determine the safety of cosmetics.
1. 4 answers
2. 353 views
The expression a/a-b + b/b-a is equivalent toa) 1 b)-1 c) ab/a-b d)a+b/a^2-b^2 please help!
1. 1 answer
2. 436 views
A chain saw requires 2 hours of assembly and a wood chipper 5 hours. A maximum of 20 hours of assembly time is available. The
1. 3 answers
2. 583 views
population of N = 10 scores has a mean of μ = 80. If 5 points are added to every score in the distribution, what is the value
1. 2 answers
2. 891 views
Two complementary angles are such that one is eight times larger than the other. Find the two angles.
1. 3 answers
2. 1,357 views
A triangle is such that the largest angle is 11 times the smallest angle. The third angle is 27° less than the largest angle.
1. 5 answers
2. 1,570 views
In 1920, the record for a certain race was 45.5 sec. In 1970, It was 44.5 sec. Let R(t)=the record in the race and t=the number
1. 1 answer
2. 394 views
How can you use subtraction to complete an addition pattern? use this exercise as an example: 32, 39, 46, 53, 60, 67.
1. 7 answers
2. 3,273 views
i need help with how to solve this:consider a normal distribution with mean 30 and standard deviation 2. what is the probability
1. 1 answer
2. 356 views
A wet bar of soap slides freely down a ramp 12.0 m long, inclined at 74.0 degrees. How long (in seconds) does it take to reach
1. 4 answers
2. 3,897 views
A satellite is in circular orbit above the Earth at an altitude of 2000 km. What is the orbital speed of the satellite? what is
1. 4 answers
2. 456 views
Tarzan plans to cross a gorge by swinging in an arc from a hanging vine. If his arms are capable of exerting a force of 1820 N
1. 3 answers
2. 1,014 views
1) Why should we clear fractions when solving linear equations and inequalities? Demonstrate how this is done with an example.
1. 2 answers
2. 824 views
what is the linear approximation of f(x)=x^3-x at x=2
1. 2 answers
2. 577 views
Calculate the pressure drop expected on hydrogenation of the mixture of 5.00 ml of cyclohexene and 35 ml of cylclohexane. I know
1. 1 answer
2. 394 views
write an explicit formula for the sequence of 1/2, 3/7, 1/3, 5/19, 3/14
1. 3 answers
2. 1,639 views
Need help with FOV area (mm2) totally confused?im confused i have the FOV diameter they are: 4x = 5 10x = 2 40x = 0.5 a
1. 2 answers
2. 585 views
Solve x = log3 15
1. 2 answers
2. 515 views
determine whether the equation has one solution, no solution, or is an identity.5y+3=26
1. 1 answer
2. 372 views
what is the rule for the following: x = 1,2,3y = 2,6,12
1. 1 answer
2. 311 views
Is 4,564,282 a prime or composite number?! Seriously, I have absolutely no idea!!!!!!
1. 3 answers
2. 458 views
what was the relationship between politics and science in the early modern world?
1. 1 answer
2. 342 views
I am a 3 digits number less than 200. the tenths place is 2x more than the ones place. the number in the ones place is 2. what
1. 3 answers
2. 347 views
How lnog will it take for an investment of $1000 to double in value if it earns 5% coumpounded weekly?
1. 1 answer
2. 329 views
in order to increase the mean of 6 numbers by 3, what would the total sum of the increase be?A. 3 B.9 C.12 D.16 E.18
1. 3 answers
2. 550 views
a movie theater has 250 seats. One hundred tickets have been sold. What percent of fhe theater is filled?
1. 4 answers
2. 971 views
this was emily's full day yesterday: she spent 8 hours sleeping, 1 hour in the shower, 6 hours in class, 2 hours eating and
1. 4 answers
2. 688 views
You're in an auto traveling at 25.0m/s toward a pole mounted warning siren. If the siren's frequency is 365 Hz, what frequency
1. 2 answers
2. 1,170 views
A theater group made appearances in two cities. The hotel charge before tax in the second city was $1000 higher than in the
1. 5 answers
2. 6,263 views
You need to hire a part-time associate to work 30 hours a week in your store. You have $250 in labor budget for the new
1. 1 answer
2. 461 views
Suppose a third world country in the last five years is now expanding their Internet access. If they went from 2.5% of their
1. 1 answer
2. 438 views
Suppose Apple’s stock rose to $139 at the end of the week and it was up 4% from the previous week. What was the price of
1. 1 answer
2. 352 views
3,6,9,15, 24,39 what is the next number in the sequence & why? i know it's going by 3 but its skipping numbers so I'm not sure
1. 4 answers
2. 2,207 views
4,7,12,19,28,39, I don't see one common difference & how would the next number be 52?
1. 1 answer
2. 339 views
how do you figure out the pattern of 1,4,9,16?
1. 5 answers
2. 298 views
why is every integer a rational number?
1. 1 answer
2. 265 views
in the bible, a verse describes a circular pool at king solomon's temple, about 1000 B.C. The pool is said to be ten cubits
1. 1 answer
2. 445 views
3^-5/3^-2 becomes 1/3^5/1/3^2the answer is 1/27, how did they get that? i need step by step to understand
1. 1 answer
2. 317 views
9^-1/9 the formula for this is b^m/a^n but when you do it it doesn't equal 1/81?
1. 1 answer
2. 230 views
x^7/x^-4 my book says the answer is x11, but how? aren't you supposed to subtract the exponents when dividing?
1. 1 answer
2. 337 views
r^3r^-4/4^-2r^-5 i tried doing r^3/r^-2 x r-4/r-5 & got r^5,r^1 but the answer is r6, what am i doing wrong?
1. 6 answers
2. 385 views
the length of a rectangular garden plot is twice the width of the plot.if the fence around the garden is 600 ft long,what is the
1. 1 answer
2. 482 views
how do you find the x & y intercept of the equations y=-3 x=4 without graphing them?
1. 1 answer
2. 308 views
judges in custody cases may interview the subject children outside the presence of the parents only if the attorneys are
1. 1 answer
2. 346 views
compute the amount of compound interest earned in 1 year for an investment of 1,000,000 with a nominal interest rate of 8%
1. 1 answer
2. 401 views
The growth of the railroads was a major cause of American expansion in the late nineteenth century. true or false?is this true?
1. 2 answers
2. 567 views
Urban political bosses were often the largest source of assistance for city dwellers. true or false?this is true right?
1. 1 answer
2. 383 views
The intellectual leader of the Social Gospel in America wasmy book speaks of William Rainsford, Washington Gladden, and Walter
1. 2 answers
2. 497 views
As president, Grover Cleveland antagonizedA. Western cattlemen and businessmen by restoring many acres of public lands to the
1. 1 answer
2. 354 views
I need help with what is happening inside the mitochondria.may help me what's happening 0-50 secondes. h t t p: // w w w.y o u t
1. 1 answer
2. 423 views
can you check my answers please?The “silent majority” referred to A. conservative working- and middle-class citizens B.
1. 4 answers
2. 438 views
Two paths represented by [x, z] = [-82.2, 43] +s [0.2, 1.7] and [x, y] =[-84.4, 45.5] +t [2.4 -0.9]. Determine the intersection
1. 1 answer
2. 363 views
The Ka of an acid is 6.3 x 10-8. To the nearest one hundredth, what is its pKa
1. 1 answer
2. 292 views
A weak acid, HA, has an ionization constant of 9.29 x 10-6. If we prepare a solution that is 0.727 M in HA what percent of the
1. 2 answers
2. 532 views
the amounts that increase the cash account are entered in what column?
1. 1 answer
2. 446 views
15. The Articles of Confederation called for which of the following?A. The right of the legislature to assess taxes B. The
1. 3 answers
2. 511 views
The following contingency of frequencies is based on a 5-year study of fire fatalities in Maryland. For purposes of clarity,
1. 2 answers
2. 649 views
In a course there is a midterm exam, worth 40% of the course grade, and a finalexam worth 60%. On the midterm the mean grade was
1. 1 answer
2. 621 views
An aluminum wing on a passenger jet is 30 m long when its temperature is 20°C. At what temperature would the wing be 5 cm (0.05
1. 1 answer
2. 1,158 views
WHAT ARE FEATURES OF A SHAKESPEARIAN COMEDY? ANSWER QUICKY PLEASE I NEED IT IN THE NEXT 10 MINUITES PLEASE.
1. 3 answers
2. 415 views
For 520.0mL of a buffer solution that is 0.140M in HC2H3O2 and 0.125M in NaC2H3O2, calculate the initial pH and the final pH
1. 4 answers
2. 832 views
Explain the following quote with your understanding of the concept of gas mixtures (Ch. 10 concepts) and the composition of
1. 1 answer
2. 485 views
what happens when the alveoli are destroyed?It is decrease in oxygen?
1. 1 answer
2. 438 views
How can we measure a dollar bill?Is it in Inches, centimetres, and any measurements??
1. 1 answer
2. 443 views
Asepsis, 766-793Medical, 766-781 Cleaning in, 767 Client education in, 780 Control of infection transmission and, 768-769
1. 4 answers
2. 443 views
You step onto a hot beach with your bare feet. A nerve impulse, generated in your foot, travels through your nervous system at
1. 1 answer
2. 468 views
1) How would you prepare 20 mL of a solution having pH = 2.00 by dilution of 0.10 M HCl?2) The Ka, for hypochlorous acid, HClO,
1. 1 answer
2. 444 views
a) Write the formula for each component in a buffer solution of acetic acid and its’ salt.b) The Ka, for hypochlorous acid,
1. 2 answers
2. 528 views
what principles in UV-VIS spectroscopy and IR regions? how to work with organice molecules in both radiations?
1. 1 answer
2. 352 views
You are still debating about the two different computers. If you are paid $15.00/hour and your deductions are FICA (7.65%),
1. 3 answers
2. 1,221 views
what type of link is used to call this file?
1. 3 answers
2. 1,427 views
Suppose that the population of deer in a state is 19,900 and is growing 3% each year. Predict the population after 10 years. (1
1. 14 answers
2. 6,169 views
For the following questions, match each word to its definition by filling in the correct letter.wise deceptively charming
1. 7 answers
2. 2,996 views
A 25.00 mL sample of sulfuric acid is titrated with 6.02 x 10^2 M barium hydroxide. The equivalence point is reached at 21.68 mL
1. 1 answer
2. 495 views
A flask contains 300 ml of 0.4M NaCl. ¿How many moles of NaCl are in 15ml?
1. 3 answers
2. 500 views
Write an essay comparing and contrasting the character development of Paris and Romeo in Romeo and Juliet.|introduce an overall
1. 2 answers
2. 3,548 views
April 20,2016Genecito Jimenez Lot 32 Blk 96 Bautista st. Zone 10 Dasmarinas City Cavite. tel: 046-4725645 Dear Sir, Mrs. Maria
1. 3 answers
2. 438 views
The fair market rental rate for Columbus was $730 in 2013 and $551 in 2003. Find the average rate of change for rent in Columbus
1. 3 answers
2. 1,098 views
Researchers find that there are 60 Raccoons on an island. When they return a year later, they find that there are 84. What is
1. 3 answers
2. 3,336 views
A buffer is prepared consisting of 0.75 mol of sodium dihydrogenphosphate, NaH2PO4, and 0.60 mol of sodium hydrogenphosphate,
1. 3 answers
2. 1,175 views
Chromium (III) iodate has a Ksp at 25°C of 5.0 x 10–6.125 mL of a solution contains 0.0050 mol L–1 Cr (III) ion. What is
1. 1 answer
2. 428 views
Chromium (III) iodate has a Ksp at 25°C of 5.0 x 10–6.125 mL of a solution contains 0.0050 mol L–1 Cr (III) ion. What is
1. 4 answers
2. 2,413 views
QUESTION 11Information Set 1: Chromium (III) iodate has a Ksp at 25°C of 5.0 x 10–6. 125 mL of a solution contains 0.0050 mol
1. 1 answer
2. 502 views
Chromium (III) iodate has a Ksp at 25°C of 5.0 x 10–6.125 mL of a solution contains 0.0050 mol L–1 Cr (III) ion. Possible
1. 1 answer
2. 463 views
QUESTION 4Data Set 3: 47.65 mL of a standard 0.1000 mol L–1 HCl solution is used to titrate a 0.3827 g sample containing NaOH
1. 4 answers
2. 642 views
Suppose that 9.6 mL of 1.5 M KOH(aq)is transferred to a 250 mL volumetric flask and diluted to the mark. It was found that 31.5
1. 2 answers
2. 755 views
The equilibrium constant for the reaction Cu3(PO4)2(s) 3 Cu2+(aq) + 2 PO43–(aq) is K = 1.40 x 10–37. Suppose that a beaker
1. 4 answers
2. 2,892 views
Karl has an annual salary of $22,000 and pays $250 each month for car insurance.a) Find Karl’s annual cost for car insurance
1. 2 answers
2. 536 views
Which of the following is an ortho directing group?a) CN b) CO2Me c) OMe d) NO2 I have drawn most of them out, CN has no
1. 1 answer
2. 434 views
As a technician in a large pharmaceutical research firm, you need to produce 450. mL of 1.00 M a phosphate buffer solution of pH
1. 3 answers
2. 2,616 views
seven less than a number is 14 more than 2 times that number. what is that number
1. 3 answers
2. 507 views
Molten Al2O3 is reduced by electrolysis at low potentials and high currents. If 1.5 x 10^4 amperes of current is passed through
1. 2 answers
2. 662 views
wx + zy = c Solve for y. I don't understand this. If you know what Carnegie is, then you would know I don't really understand.
1. 2 answers
2. 521 views
log(u^2÷v) ^3
1. 1 answer
2. 288 views
I am sewing a skirt and i need a total of 390cm of different coloured ribbon. The white ribbon needs to be 40cm longer than the
1. 2 answers
2. 607 views
how would I solve this using ELIMINATION not substitution-2x+3y=1 -4x+y=-3
1. 1 answer
2. 390 views

Pages

1
2
3
4

Questions LLC

Use AI to answer your questions.

Ask a New Question

Company

About Us
Careers
Contact Us
Privacy Policy
Terms of Use

Questions

Archives
Categories
Newest
Random
Search

Trending

Now
Today
Week
Month
Year

Social

Facebook
Instagram
LinkedIn
YouTube
X

© 2024 Questions LLC. All rights reserved.