The reaction times for three trials of an experiment are 80.3, 80.2, and 80.5 seconds. Which average time is expressed using the correct number of significant figures?

A. 80.3

B. 80.33

C. 80

D. 80.333

Which statement best describes how to read a reaction pathway graph for an endothermic reaction? 1) Reactants absorb a minimum amount of energy and then release a larger amount of energy as products form.

What organelle is responsible for making proteins?

In comparing two reactions, the reaction with the greater activation energy always has (A) the slower rate. (B) the faster rate. (C) the rate that varies less with temperature. (D) the rate that varies more with temperature.

Describe the properties of microwaves using some of the prompt words listed below

If 0.520 mol nitrogen has a volume of 17.0 L at some temperature and pressure, what volume would 0.750 mol carbon dioxide have at the same temperature and pressure?

How does planks constant work

What is true of the total mass of reactants compared to the total mass of proucts

An aqueous solution is 36% by mass silver nitrate, AgNO3, and has a density of 1.41 g/mL. What is the molality of silver nitrate in the solution?

Why Triethanolamine stearate is a polar molecule

What happens to iron oxide during decomposition