subject
Chemistry, 01.04.2020 22:05 coolcat3190

If Peter carries a 20 kg weight up a flight of stairs in 20 seconds and Mary carries the same 20kg weight up a flight of stairs in 30 seconds, who does the most work?

ansver
Answers: 1

Another question on Chemistry

question
Chemistry, 22.06.2019 05:00
Cucl2 + 2nano3 cu(no3)2 + 2nacl what is the percent yield of nacl if 31.0 g of cucl2 reacts with excess nano3 to produce 21.2 g of nacl? 49.7% 58.4% 63.6% 78.7%
Answers: 1
question
Chemistry, 22.06.2019 05:50
According to coulomb's law, how would the electrical force between particles change if the product of their electrical charge increased?
Answers: 1
question
Chemistry, 22.06.2019 13:30
Which is true of a liquid? it has a definite volume but not a definite mass.it has a definite mass but not a definite volume.it has a definite volume but not a definite shape.it has a definite shape but not a definite volume.
Answers: 2
question
Chemistry, 22.06.2019 20:30
Most metamorphosis processes take place
Answers: 1
You know the right answer?
If Peter carries a 20 kg weight up a flight of stairs in 20 seconds and Mary carries the same 20kg w...
Questions
question
Mathematics, 31.08.2019 08:30
question
Mathematics, 31.08.2019 08:30
Questions on the website: 13722361