Questions by John Cummings

Questions by John Cummings

A balloon’s internal pressure is 1.25 atm, and its volume is 2.50 L. If the balloon is taken to the bottom of the ocean that has a pressure of 95.0 atm, what would be its new volume? Use: PV = PV l

asked Dec 10, 2024

1 answer

2 votes

19.7k views

If you know the volume and specific gravity of a substance, what can you then determine? a) The weight of the substance b) The color of the substance c) The chemical formula of the substance d) The melting

asked Oct 22, 2024

1 answer

3 votes

13.4k views

Signing up to be a super user in additional classes allows folks the opportunity: a) To become eligible for a promotion b) To join the company's sports team c) To attend company parties d) To further enhance

asked Oct 20, 2024

1 answer

5 votes

82.8k views

What is the net work, in joules, required to stop a crate of mass 84.4kg that is moving at a speed of 1.81m/s ?

asked Oct 16, 2024

1 answer

5 votes

104k views

What experiment dd Avery et al piggy back of? What did the experiment consist of? What did they discover from it?

asked Mar 17, 2024

1 answer

1 vote

225k views

What is the average atomic mass of boron? A. 10.20 amu B. 10.50 amu C. 10.65 amu D. 10.80 amu

asked Nov 7, 2023

1 answer

1 vote

198k views

Please help now ASAP pleaseee

asked Aug 28, 2023

2 answers

0 votes

76.1k views

the length of a rectangle is given by 6t 5 and its height is √t, where t is time in seconds and the dimensions are in centimeters. find the rate of change of the area with respect to time.

asked Jul 18, 2023

1 answer

2 votes

63.9k views

9x^2- 4y^2- 36x + 8y - 4 = 01. does the hyperbola open horizontally or vertically?2. give the coordinates of the center 3. give the coordinates of the left vertex4. give the coordinates of the right vertex5.

asked Jul 6, 2023

1 answer

4 votes

48.2k views

What were the benefits and potential pitfalls of Truman’s offer to support any country trying to resist communism?

asked May 26, 2023

1 answer

1 vote

118k views

6. How much more is (6.48 x 10^5) than (3.2 x 10^2

asked Oct 18, 2022

2 answers

17 votes

104k views

For her new MP3 player, Alicia wants a case that is 3 2/5 in. long. The online store shows case sizes in decimal measurements. What length case should she order?

asked Oct 15, 2022

1 answer

2 votes

116k views

You are dealt 5 cards from a standard deck of 52 playing cards. In how many ways can you get..... a. four of a kind? b. Two different pairs c. a pair of jacks and a pair of 8's d. a pari of jacks or a

asked Aug 3, 2022

1 answer

15 votes

100.0k views

I've been stuck on this equation for so long! I need help 2/3 (9 + x) = - 5(4 -x)

asked Jul 7, 2022

1 answer

3 votes

232k views

Solve for x. х= 2 х = 5 х = 4 х= 10

asked May 21, 2022

1 answer

0 votes

26.7k views

I need help ASAP!!!!!! Calculate the slope of the line through the points (-1, 1) and (4, 0). A. 5x B.-1/5 C.1/5 D.-5

asked May 18, 2022

1 answer

1 vote

223k views

Sara used a number line to add. She started counting at 10, and then she counted until she was over the number -4 on the number line. If Sara is modeling addition, what number did she have to add to 10?

asked Nov 25, 2021

2 answers

5 votes

220k views

Why did some Cherokee leaders accept the Treaty of New Echota?

asked Oct 21, 2021

2 answers

3 votes

178k views

After 8 points are added to each score in a sample, the mean is found to be M= 40. What was the value for the original mean

asked Oct 14, 2021

1 answer

5 votes

19.5k views

Evaluate the extent to which the Thirty Years' War marked a change in the behavior of European monarchs, analyzing what changed and what stayed the same from the period before the war to the period after

asked Oct 6, 2021

1 answer

3 votes

168k views

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