1. Energy is required for chemical

reactions to take place. What form of

energy is used in cooking?

According to cell theory, what do these four organisms have in common? A) They are made of one or more cells. B) They must undergo sexual reproduction. C) They have a nucleus or control center. D) They require carbon dioxide to produce food.

Which of the following is not a possible sublevel? 1p 2s 3d 4f

Why does increasing temperature generally increase the rate of a chemical reaction?

Why are molecule atoms as far away from each other as possible

What does v1 and v2 represent

What's the ratio of 80% hydrogen

Why is warmer near earth surface

A platinum wedding band contains 0.077 mol of platinum. How many atoms of platinum are in the 15-gram platinum wedding band?

In an ecosystem where 500,000 kcal of sunlight is available for producers, approximately how much chemical energy will be contained in secondary consumers?

Question 6 if a gas pressure gauge reads 32.0 psi, what is the pressure in inches of mercury? 165 in. hg 15.7 in. hg 65.1 in. hg 32.0 in. hg 6.19 in. hg