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bob
Questions and answers by
bob
, page 4
Questions (2,063)
let's say that an average egg has a mass of 48 g. What mass would a mole of eggs have?
1 answer
377 views
31 X 19
in expanded algorithm
9 answers
261 views
draw an acute scalene triangle ABC in the center of your paper with sides approximately 8cm 10cm and 16cm
1 answer
471 views
Coroners estimate time of death using the rule of thumb that a body cools about 2 degrees F during the first hour after death
1 answer
1,113 views
a 60 kilogram student sitting on a hardwood floor accelerates at 1.3 meters per second squared when pulled by a 240 newton
2 answers
649 views
Does your organization address ethical issues in a formal and systematic way? If so, is it a cookie-cutter, one-size-fits-all
6 answers
1,544 views
I have found a balanced redox equation for removal of silver sulfide using sodium hydrogen carbonate in aluminium to say:
2Al +
4 answers
607 views
a chunk of clay in the shape of Bugs Bunny has a mass of 0.75 and an initial velocity of 5.0 m/s to the right. a second chunk of
3 answers
496 views
A billiard ball traveling at 8.0 m/s has an elastic collision with a second billiard ball of equal mass that is at rest. After
th
5 answers
4,967 views
An 85.0 kg fisherman decides to jump from his boat onto the dock. If the velocity of the fisherman is 4.30 m/s to the
west and
2 answers
962 views
A 65 kg person runs with a horizontal velocity of 3.5 m/s and jumps onto an 0.9 kg skateboard which is initially at rest.
Assumin
1 answer
430 views
What is the formula for the compound formed when potassium reacts with nitrogen?
5 answers
824 views
what is the ascending order of 8+7x^2-12x^3-4x^3y
1 answer
654 views
assuming the standard values for the atmospheric partial pressure of N2, O2, AND CO2 at sea level, what is the approximate total
1 answer
503 views
solving radical equations...
help! 5+¡în+1= n+4
1 answer
322 views
At age 5, how much would you have to save per month to have $1 million in your account at age 65, if your investment rate was
1 answer
357 views
The extent to which inventory financing may be used depends on
1 answer
727 views
i need help with simple interest math homework.NOW!
7 answers
176 views
how do you solove I=$440 P=??? R=7% T=4 years
1 answer
294 views
20xsquared+40 x+15=0
1 answer
331 views
Find the range of possible measures if each set of expressions represents measures of the sides of a triangle:x 2x+10, x+8
1 answer
493 views
prove that two triangles are congruent if they have 2 equal adjacent angles and the side inbetween them is also the same.
1 answer
335 views
find three rational numbers between the negtive square root of 26 and the negtive square root of 15 and explain how you got the
1 answer
371 views
what is the value of the discriminant x^2-9
3 answers
285 views
write a formula that gives you the number of regions formed when x points are placed on a circle and all possible chords are
3 answers
599 views
Dents and Dings Auto Body buys paint with a list price of $29,000. If the supplier extends trade discounts of 30/35/20, what is
4 answers
1,685 views
if earth is one astronomical unit from the sun and has a period of 1 year, approximately how far is planet X form the sun if it
3 answers
854 views
Which gas has solubility in water (at STP) of 3.39 L at 10.0°C?
5 answers
414 views
3p^2+4P^2=63
1 answer
226 views
3p^2+4P^2=63
2 answers
689 views
3p^2+4P^2=63
3 answers
231 views
object weighs 40 N on earth's surface. it would weight on 10 N when its distance from earth's center is
doubled halved tripled or
2 answers
489 views
object weighs 40 N on earth's surface. it would weight on 10 N when its distance from earth's center is
doubled halved tripled or
1 answer
403 views
When you press the power button on your computer, it doesn’t turn on. There is nothing…silence…absolute zero. There are no
3 answers
458 views
If Kc = 0.143 at 25°C for this reaction, find the equilibrium concentrations of C6H12 and CH3C5H9 if the initial concentrations
4 answers
1,725 views
5m-m+8+=0
1 answer
223 views
company claims 10% are green. suppose that candies are packaged randomly into samll bags of 50. school children studying percent
1 answer
422 views
two girls caught 25 frogs. lisa caught four times as many as jen did. how many frogs did jen catch
1 answer
454 views
two girls caught 25 frogs. Lisa caught four times as many as Jen did. how many frogs did Jen catch
4 answers
2,059 views
a golf ball dropped onto a hard surface rebounds exactly 1/3 of the height from which it falls. how far will it rebound after
2 answers
744 views
1. CheckPoint: Greek and Roman Architecture
• Resource: Ch. 15 of A World of Art • Write a summary comparing the
2 answers
1,207 views
What is the length of a rectangular lot that has a perimeter of 1400 m and a width of 100 m?
1 answer
348 views
draw pattern block with a total of 22 sides
1 answer
352 views
(radical d)!=24
1 answer
288 views
what does 44 feet by 9 feet by 8 feet mean
1 answer
234 views
Find the expected value of a $1 bet in six-spot keno if three winning spots pays $1 (but you pay $1 to play, so you actually
3 answers
1,525 views
A spring with spring constant 21 N/m is stretched 0.35 m in the positive x direction, referring to the figure. What is the
3 answers
475 views
A 25.1 g marble moving to the right at 22.9 cm/s overtakes and collides elastically with a 12.1 g marble moving in the same
1 answer
983 views
180 ft long board is cut into 3 pieces. The second piece of board is twice as long as the first. The third piece of board is six
4 answers
524 views
what is the degree of the polynomial 8x^5y^4-2x^8
1 answer
254 views
Use four 4s to make all the numbers from 0 to 50
example 4+4 6=4+---- 4 use any mathematical signs but four 4s may be used for
1 answer
368 views
if the region enclosed by the y-axis, the line y=2 and the curve y=the square root of x is revolved about the y-axis, the volume
1 answer
1,024 views
integrate xsin(2x)dx=
1 answer
425 views
A sign is in the shape of a rhombus with a 60° angle and sides of 2 cm long. Find the area of the sign to the nearest tenth.
3 answers
1,363 views
You wish to calculate the commission on sales. The commission is 6% on all sales that are at least 20% above cost.
1 answer
422 views
solve the following:
Log(50x)+log(x-1)=2
1 answer
310 views
(log(x^6)+2log(y^3))/log(xy)
3 answers
338 views
A pickling solution is prepared by dissolving 278 g of NaCl in 4-1 L of water. Calculate the osmolarity of the solution
4 answers
789 views
15000N on earth
2250N on moon Moon Radius= 1.74x10^6m Orbital Height 100km Total orbit 1.84x10^6m What is orbital speed?
2 answers
563 views
uvw=xyz if so name the postulate that applies
4 answers
794 views
a box is to be made from the piece of cardboard at right, where square corners of side x are to be cut out, and sides folded up,
1 answer
431 views
for sin2x+cosx=0, use double-angle or half-angle formula to simplify the equation and then find all solutions of the equation in
3 answers
798 views
How do you know when to out a chemical formula in aqueous form? please help me....
1 answer
299 views
How many mL of 5.00% (w/v) solution are needed to make 100mL of physiologic saline (0.90%(w/v) sodium chloride)?
1 answer
436 views
how does 28*2-21*4=100
1 answer
275 views
what is the net ionic equation, including phases, for the reaction of AgNO3 with Ba(OH)2
1 answer
477 views
is 5.2 <,>,= to 5-2/5
1 answer
229 views
274 is 25% of what number?
1 answer
249 views
A university dean wishes to estimate the average number of hours his part-time instructors teach per week. The standard
4 answers
4,319 views
dynamics
A curling stone has a mass of 20kg. a curler pushed the stone across the ice to launch it down the rink. a)if the curler
1 answer
969 views
Use Gauss-Jordan to solve
3x + 2y = -4 4x – 2y = -10
3 answers
531 views
Find the equation of the line that passes through the point P (-6, 8) and Q (-6, 12), and use the information to answer the
1 answer
410 views
a bootlenose dolphin jumps out of the water. the path the dolphin travels can be modeled by h=-0.2d^2+2d, where h represents the
2 answers
836 views
what is the theoretical yield of Sodium Hydroxide
3 answers
394 views
Cry, the Beloved Country refers at various points to the fear that exists in South African society. According to the novel, what
2 answers
660 views
How do you convert feet to mph?
1 answer
331 views
distribute. (8t-3)(t^2+2t+9
1 answer
276 views
Ascorbic acid, H2C6H6O6, is a diprotic acide with a K1= 7.9 E-5 and a K2=1.6E-12. In a .005 M aq solution of ascorbic acid which
3 answers
3,249 views
Ascorbic acid, H2C6H6O6, is a diprotic acide with a K1= 7.9 E-5 and a K2=1.6E-12. In a .005 M aq solution of ascorbic acid which
1 answer
761 views
how do u make a linear equation from a data table??
1 answer
348 views
find the value of n so that x2-n=0 has solutions at x=8 and x=-8
1 answer
301 views
Journalists from which country are most likely to say that they should be as nonpartisan as possible in their reporting?
a.
1 answer
395 views
A 2.7 kg box is released on a horizontal surface with an inital speed of 2.9m/s. It moves on the surface with a deceleration of
1 answer
375 views
Claire is 15 years old today. This is 5 times as old as her sister margaret was when claire was the age that margaret is today.
1 answer
486 views
Find a function f which satisfies the integral equation
Int(bounded from 0 to x) t*f(t)dt = Int(bounded from x to
1 answer
471 views
During the fourteenth century, Japanese women of aristocratic rank
A. saw marriage customs change to their detriment. B. were
5 answers
660 views
What was the most effective remedy for plague?
A. Snake venom B. Quarantine C. Abstaining from eating certain foods D. Armenian
1 answer
382 views
How did the rulers of the Canyon peoples deal with the environmental challenges that their region presented?
A. They allowed high
2 answers
993 views
what was the most important outcome of mongol peace
spread of western ideas to the east spread of islam transfer of goods and
4 answers
455 views
which of the following practices did the ottomans use to strengthen their state??
missionaries were sent to remote areas to
2 answers
531 views
To find new territory for a growing population, the Song rulers
A. purchased lands from neighboring peoples. B. colonized
2 answers
619 views
Can someone please check my answers??
1. A period of global cooling from the fourteenth to the nineteenth century is historically
3 answers
537 views
In his famous sermon of 1095, Pope Urban II saw Christian Europe as
A. only a small part of Europe and an even smaller part of
3 answers
996 views
12. Within the Islamic Empire, the Turkic people
A. were completely integrated into the Arabic world. B. were mainly concerned
7 answers
542 views
the economic security of the inca empire was based on
intensive maize farming enviromental diversity extensive trade with the
4 answers
479 views
in what regions did latin christendom expand during the period of the early mongol expansion??
britan and spain the middle east
2 answers
1,113 views
at the end of the eighteenth century,
_____ who had the largest economy in the world. a. india b. britain c. spain d. china I'm
1 answer
449 views
About how much should the boiling point of pure water differ from .5m 1m and 1.5m aqueous solutions of NaCl and same molal
2 answers
625 views
What do these readings tell you about Napoleon’s opinion of the Republic and the Enlightenment ideals which originally
1 answer
325 views
a salesperson ears a salary of 17,000 per year. she also makes a commission of 14% on her saes. if her sales for the year total
2 answers
639 views
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