PLEASE HELP ME ASAP!!<br> How many molecules are in 7.5 grams of Oxygen gas?

What is the energy of an object because of its potential and kinetic energies?

Lisa [10]

Answer:

The sum of an object's potential and kinetic energies is called the object's mechanical energy. As an object falls its potential energy decreases, while its kinetic energy increases. The decrease in potential energy is exactly equal to the increase in kinetic energy

Thank you and please rate me as brainliest as it will help me to level up

8 0

2 years ago

2. Which calorimeter lost energy?

Anna71 [15]

The kinetic energy bro

6 0

3 years ago

27/13Al+4/2He >>>> 30/15P+

Veseljchak [2.6K]

Answer

Explanation:

27/13Al+4/2He >>>> 30/15P+

5 0

3 years ago

PLZ HELP, GIVING BRAINLIEST!!

andrew-mc [135]

Answer:

Option B. Decreasing the temperature of the solvent

Explanation:

Solubility is mostly enhanced by increasing the temperature of the solvent or solution. This means that am increase in temperature will increase the solubility and decreasing the temperature will decrease the solubility.

5 0

2 years ago

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Which of these is a characteristic of science? (5 points) Question 1 options: 1) It cannot be reproduced by any scientist. 2) It

Alex17521 [72]

Answer:

3

Explanation:

It is based on empirical evidence

4 0

3 years ago

PLEASE HELP ME ASAP!! How many molecules are in 7.5 grams of Oxygen gas?