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Danny
Questions and answers by
Danny
, page 2
Questions (416)
Hi im new so maybe one of you can help me understand this question, can't find it anywhere in the book.
A person weighs 723N in
2 answers
515 views
Hi im new so maybe one of you can help me understand this question, can't find it anywhere in the book.
A person weighs 723N in
2 answers
678 views
A U-shaped tube is filled mostly with water, but some vegetable oil has been added to both sides of the U tube. On the right
1 answer
776 views
what is the preterite tense from the present of
tu puedes ir = ?
3 answers
671 views
how quickly -years- can new plants and animals inhabit an area that undergoes a temperature or precipitation change?
1 answer
315 views
A plane flying with a constant speed of 24 km/min passes over a ground radar station at an altitude of 8 km and climbs at an
3 answers
969 views
The combustion reaction of acetylene gas is represented by this equation:
2C2H2(g) + 5 O2(g) ==> 4CO2(g) + 2H2O(g) How many grams
4 answers
1,416 views
Write a balanced chemical equation for each single replacement reaction.
A) Au(s) + KNO3(aq) ==> ??? B) Al(s) + H2SO4(aq) ==> ???
4 answers
1,315 views
How many mL of 0.225M HCl would be required to titrate 6.00 grams of KOH?
2 answers
663 views
What is the pH of a 0.200M solution for HBrO?
Ka = 2.8 x 10^-9
2 answers
572 views
How many mL of 0.225M HCl would be required to titrate 6.00 grams of KOH?
4 answers
2,635 views
What is the pH of a 0.200M solution for HBrO?
Ka = 2.8 x 10^-9
4 answers
1,397 views
5F2(g) + 2NH3(g) ==> N2F4(g) + 6HF(g)
a)If you have 66.6 g NH3, how many grams of F2 are required for complete reaction? b)How
4 answers
3,456 views
Identify the solvent and the solute in vinegar, a dilute aqueous solution of acetic acid.
3 answers
2,692 views
Identify the solvent and the solute in vinegar, a dilute aqueous solution of acetic acid.
2 answers
512 views
If you needed 2.50g of CuSO4 for a reaction but only had CuSO4 * 5H2O available, how many g would you need to use to get the
2 answers
595 views
a)How much would the freezing point change in a 2.5m solution of phenol in benzene? (freezing point of phenol is 7.40 degrees C,
2 answers
548 views
How to write a type sketch of "the healthy eater"?
1 answer
354 views
How many milliliters of a 0.20 M KOH are needed to completely neutralize 90.0 milliliters of 0.10 M HCl?
4 answers
2,304 views
As a sample of the radioactive isotope 131 I decays, its half-life
a)decreases b)increases c)remains the same
4 answers
4,220 views
Magnesium reacts with oxygen to form magnesium oxide according to the following equation:
2Mg(s) + O2(g) ==> 2MGO(s) If 0.81
4 answers
1,825 views
interactionism what influence does culture have on personality did you observe a particular culture derived trait which one of
3 answers
515 views
What is the connection between habit and moral character?Is a bad habit indicative of bad moral character or are habits, by
4 answers
481 views
In college softball, the distance from the pitcher's mound to the batter is 43 feet. If the ball leaves the bat at 90 , how much
3 answers
1,088 views
Richard is driving home to visit his parents. 125 of the trip are on the interstate highway where the speed limit is 65 .
7 answers
2,666 views
Why did the Sumerians set up governments?
1 answer
372 views
To make the following saline solution(375ml 0.5%w/v sodium chloride) what would you weight out?
what volume of water would you
3 answers
553 views
How do i graph and do this problem Y=x
3 answers
345 views
How much money has to be invested at 4.3% compounded continously to have $19,000 after 16 years
1 answer
361 views
Many cmpanis have found tat family-friendly policies:
a. are good recruiting tools, but often result in relocation failures. b.
5 answers
383 views
If the create has a mass of 90 kg and is 1.6 {\rm m} tall and 0.80 {\rm m} in depth and width, what is the minimum force needed
1 answer
429 views
Mrs.Flores bought 5 pounds of cheese. He used 2 1/4 pounds for cheese spread. 1 3/4 pounds for nachos and the rest for
2 answers
533 views
Mrs. Jones bought 3 1/2 pounds of ajita meat at $2.50 per pound, 1 3/4 pounds of pinto beans and a package of tortillas for
6 answers
569 views
An equilateral triangle s divided into 4 congruent equilateral triangles. What method can be used to find the area of the larger
3 answers
1,540 views
find the x- and y- component of vector R which has a length of 13cm at 30.0 degrees
3 answers
745 views
What statement does the story (or stories) of Winesberg, Ohio make about life in the small towns of America?
1 answer
296 views
Match the following organs with one of its functions.
1. Oral cavity ______ a. stores bile 2. Pharynx ______ b. begins mechanical
1 answer
807 views
I have a question in chemistry relating to identifying a compound that would precipitate the iron ions out of a water supply. I
1 answer
448 views
which of the following surfaces would absorb the least amount of insolation?
1. an open field 2. a forest 3. an asphalt parking
1 answer
375 views
which of the following locations in New York State is most likely to have the smallest range in temperature?
1. Long Island 2.
2 answers
521 views
Evaluate. Express each result in scientific and standard notation.
(5.62 x 10^-3) (16 x 10^-5) and 9.2 x 10^3 2.3 x 10^5
1 answer
481 views
Describe how an operating system that uses paging could make stacks grow dynamically if the original size proves too small. What
1 answer
421 views
A locomotive is accelerating at 2.0 m/s2. It passes through a 20.0-m-wide crossing in a time of 2.8 s. After the locomotive
2 answers
829 views
Is BCI3 polar or non polar ,identify the negative ends
2 answers
510 views
find the electrostatic potential,
and then the electric field a distance z above the centre of a circular loop of radius r, which
1 answer
444 views
A 340 g bird flying along at 6.0 m/s sees a 14 g insect heading straight toward it with a speed of 30 m/s. The bird opens its
1 answer
1,165 views
A merry-go-round is a common piece of playground equipment. A 2.4 m diameter merry-go-round with a mass of 300 kg is spinning at
4 answers
7,072 views
What is a magnetic field of 950 G expressed in tesla?
1 answer
285 views
What is the electric field midway between an electron and a proton separated by 0.7 nm?
2 answers
541 views
it costs $175 to rent a jet ski for 2 hours. it costs $300 to rent a jet ski for 4 hours. write an equation that represents y
2 answers
753 views
How do I find the reference angle in radicals given the value of cosecant 5 pi/6?
2 answers
547 views
What are the mass and the atomic number for the anion of Cl 35?
1 answer
324 views
KI+H2SO4
Write the balanced net ionic equation.
2 answers
939 views
What are the mass and the atomic number for the anion of Cl 35?
1 answer
319 views
The actual heat of formation of MgO is -601.8 kJ/mol. Convert this to kcal/mol and calculate your % error. And list two possible
1 answer
417 views
BACKGROUND:
Ten years ago, I started working as a clerk for DMD Medical Supplies. Six months ago, Liz, the human resources
1 answer
691 views
BACKGROUND:
Ten years ago, I started working as a clerk for DMD Medical Supplies. Six months ago, Liz, the human resources
5 answers
628 views
A number from 11 to 24 is drawn at random. What is the probability that 18 is drawn? Write your answer as a fraction.
A) 1/7 b)
1 answer
352 views
In a 0.05M solution of a weak monoprotic acid,[H+]=.0018.What is its Ka?
2 answers
1,107 views
URGENT!!!!! 4 questions total!
1. .0025 M tartric acid completely reacts with .0030 m of al bicarbonate if .913 l of co2 forms at
2 answers
947 views
1. .0025 M tartric acid completely reacts with .0030 m of al bicarbonate if .913 l of co2 forms at 298 k with pressure of 1.4
2 answers
518 views
A cowboy is practicing his lassoing technique by lassoing the fence posts at his ranch. Consider that is lariat forms a perecly
2 answers
552 views
Evaluate the expression.
\( _3^10 \) \( _4^5 \) \( _1^4 \)
1 answer
309 views
Evaluate the expression.
\( _3^12 \)
1 answer
331 views
An oil-drilling company knows that it costs $28,000 to sink a test well. If oil is hit, the income for the drilling company will
2 answers
778 views
Find the amount of compound interest earned in an account that opens with $23,000, earns 3.9% interest compounded daily, and is
2 answers
1,082 views
Answer the question and tell whether it illustrates inductive or deductive reasoning.
(a) What is the 50th consecutive even
1 answer
381 views
A car dealer will sell you a used car for $6,162 with $162 down and payments of $214.67 per month for 36 months. What is the
1 answer
449 views
A certain lock has four tumblers, and each tumbler can assume three positions. How many different possibilities are there?
2 answers
632 views
Find the ending balance in an account that opens with $5,000, earns 7.5% interest compounded quarterly, and is held for 20
1 answer
431 views
Suppose you have a $1,000 charge on a credit card charging 1.5% monthly interest using the adjusted balance method. The minimum
1 answer
405 views
The first 3 terms in a geometric sequence are 1.1, 1.65, and 2.475.
Part A: What is the sum of the first 6 terms of the sequence?
3 answers
452 views
The recommended dosage of iodine-131 is uCi/kg of body weight. How many microcuries of iodine-131 are needed for a patient with
3 answers
749 views
A 55 kg hiker starts at an elevation of 1600 m and climbs to the top of a 3400 m peak.
(a) What is the hiker's change in
3 answers
2,245 views
The molecular weight of CaCl2 is 110.98 g/mol. In order to make up 500.0 ml of a 0.500 M solution, you need how many g?
2 answers
778 views
if the ratio of the girls to boys in a classroom is 2 to 3 why isnt it correct to say 2/3 (two thirds) of the class are girls.
1 answer
361 views
what is the diffrence between .5 percent and 50 percent
1 answer
341 views
One line of symmetry and no rotational symmetries (other than 360 degrees)
im supposed to draw this but idk what it is
3 answers
433 views
You plan to invest $12,000 in two funds paying 41/2% and 5% simple interest. (There is more risk in the 5% fund.) Your goal is
2 answers
754 views
Young Goodman Brown is a dynamic character TRUE OR FALSE
4 answers
1,690 views
A 225-kg crate is pushed horizontally with a force of 690 N. If the coefficient of friction is 0.20, calculate the acceleration
4 answers
3,248 views
Two balls have their centers 2.0 m apart. One ball has a mass of m1 = 8.3 kg. The other has a mass of m2 = 5.9 kg. What is the
4 answers
2,549 views
Tom has a mass of 69.0 kg and Sally has a mass of 54.0 kg. Tom and Sally are standing 20.0 m apart on the dance floor. Sally
3 answers
1,250 views
An airplane flies due south at 185 km/h relative to the air. There is a wind blowing at 68 km/h to the east relative to the
3 answers
1,229 views
Early skeptics of the idea of a rotating Earth said that the fast spin of Earth would throw people at the equator into space.
3 answers
1,232 views
Haloke does 179 J of work lifting himself 0.296 m. What is Haloke's mass?
1 answer
388 views
A hockey player makes a slap shot, exerting a constant force of 31.4 N on the hockey puck for 0.13 s. What is the magnitude of
3 answers
532 views
A 2561-kg van runs into the back of a 823-kg compact car at rest. They move off together at 8.5 m/s. Assuming the friction with
1 answer
438 views
Which is a molecule of phosphoric acid contains 3 atoms of hydrogen to every 4 atoms of oxygen. Could a compound containing 16
2 answers
541 views
Line L is tangent to the graph of y= x- (x^2/500) at the point Q
a) find the x coordinate of point Q B) right an equation for
1 answer
1,063 views
If the specific volume of red brass is 0.001865 ft/3lb.
What would be the density? Thanks!
2 answers
1,208 views
I have no idea how to begin solving these problems...
Calculate the normality of a 1.0 molal solution of each of the following
4 answers
428 views
The condensing pressure is 260psig and the metering device inlet temperature is 100 degrees for R-22 what is the total
1 answer
349 views
If a train traveled at 480 kilometers per hour for 1/4 hour,what distance would the train travel?
1 answer
436 views
One of the most powerful cranes in the
world, operating in Switzerland, can slowly raise a load of 6000 tonne to a height of 12
3 answers
1,819 views
Zinc chloride solution is poured into a solution of ammonium carbonate.
need conventional, ionic and net ionic equations thanks
1 answer
1,026 views
Frank has 3 nickels, 5 dimes, and 2 quarters. What is the range, mean, median, and mode of the values of Frank's coins?
5 answers
1,720 views
Radio stations use three or four letters for their call letters(name). The first letter must be a W or K. How many different
4 answers
3,194 views
How do you convert 7 to the square root of 2 into a decimal?
Also, how do you convert 3 to the square root of 8 into a decimal?
3 answers
345 views
Calculate the mass of water in kg and tonne contained in a rectangular tank with the following dimensions: width of 3.2000
3 answers
489 views
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