Chemistry, 29.11.2019 03:31 KingSavage5206
After each charging, a battery is able to hold only 98% of the charge from the previous charging. the battery was used for 20 hours on its first charge before it had to be recharged. what is the total number of hours the battery can be used over its lifetime?
Answers: 3
Chemistry, 21.06.2019 22:00
If a plot weight (in g) vs. volume (in ml) for a metal gave the equation y= 13.41x and r^2=0.9981 what is the density of the metal?
Answers: 2
Chemistry, 23.06.2019 04:00
How much energy is required to vaporize 2 kg of copper? a 4730 kj b 207kj c 9460 kj d 414kj
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Chemistry, 23.06.2019 06:20
Why is it that 85.48 rounded to two significant figures is 85 and not 86?
Answers: 1
Chemistry, 23.06.2019 17:50
What is a property of a substance that is composed of atoms that are held together by ionic bonds?
Answers: 3
After each charging, a battery is able to hold only 98% of the charge from the previous charging. th...
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