The minimum amount of energy that has to be added to start a reaction is the

a. exothermic energy.

b. endothermic energy.

c. activation energy.

d. chemical energy.

How do the atoms that make up matter affect its characteristics and behavior?

What is the definition of reactivity with vinegar

An assay protocol requires you to add 12.5 mg of lysozyme to 1.0 L of buffer. You have a lysozyme stock vial labeled 25 mg/mL. How many microliters (UL) of the stock will you need to add to your solution.

What will happen as an object receives energy due to heat flow? The molecules will move faster. The molecules will move more slowly.

A mutation occurs in a cell. Which sequence best represents the correct order of the events involved for this mutation to affect the traits expressed by this cell

Is Free Energy positive or negative in boiling water?

What is one element in the same family as oxygen?

Why does a ball rolling along a level sidewalk slow down and then stop

Common properties of sodium, calcium, iron, and gold

The closeness of a measurement to its actual value is a measure of its A. usefulness. B. reproducibility. C. precision. D. accuracy.