Questions by Roy Levy

Questions by Roy Levy

Element X decays radioactively with a half life of 13 minutes. If there are 110 grams of Element X, how long, to the nearest tenth of a minute, would it take the element to decay to 2 grams?

asked May 8, 2021

1 answer

4 votes

165k views

1. How did humanism influence the growth of learning?

asked Aug 15, 2020

1 answer

0 votes

227k views

Plz help me answer this

asked Jul 21, 2020

2 answers

5 votes

4.0k views

Plz hurry 15 points Simplify the expression 3 to the power of 3 ● 3 to the power of 3 / 3 to the power of 4

asked May 22, 2020

1 answer

1 vote

222k views

Y=x+2 4x+3y= -36 system of equation

asked Apr 28, 2020

2 answers

1 vote

116k views

How many grams of water at 50◦c must be added to 16 grams of ice at −12◦c to result in only liquid water at 0◦c?

asked Nov 24, 2019

1 answer

0 votes

187k views

Jessica packed 1-inch cubes into a box with a volume of 144 cubic inches how many layers of 1-inch cubes did Jessica pack

asked Apr 7, 2018

1 answer

4 votes

25.9k views

¿Qué es una fosa oceánica?

asked Jan 21, 2018

2 answers

5 votes

231k views

What are the three most important boundaries that every person deals with?

asked Jan 16, 2018

2 answers

0 votes

59.1k views

An animal's body works to maintain its body temperature at a constant level, even when the surrounding temperature changes. What type of feedback does this example show?

asked Nov 24, 2017

2 answers

0 votes

108k views

What does Robinson Crusoe think he needs the most the first time he visits the shipwreck?

asked Oct 24, 2016

2 answers

0 votes

226k views

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