Which of the following is a measure of randomness in a system?

A) entropy.

B) kinetic energy.

C) potential energy.

D) chemical energy.

If the goal is to create 0.50 L of a 1.7 M KBr solution, how many grams of KBr will be needed?

A chemical reaction occurs when one or more change into one or more new substances called

What is a negatively charged ion

The activation energy decreases with increase in temperature. why?

How are endothermic and exothermic reactions the same how are they different?

Fossil fuels are considered useful to humans because they are

Which organelles are unique to plant cells? chloroplasts mitochondria vacuoles nuclei

An atom that has 13 protons and 15 neutrons is an isotope of the element? How can I count it?

Which element is nuclear fusion least likely to produce? hydrogen, which has an approximate mass of 1 chlorine, which has an approximate mass of 35 argon, which has an approximate mass of 39 silicon, which has an approximate mass of 28 I know the

How deep does the surface current known as the Gulf Stream go A. 3,000 meters B. 3 meters C. 300 meters