What does the first law of thermodynamics say?

A. Energy cannot be stored in any form.

B. Energy cannot be created or destroyed.

C. Energy cannot move within a system.

D. Energy cannot enter or leave a system,

What is the ph of a 0.35 m solution of anilinium nitrate (c6h5nh3no3) ? kb for aniline is 4.2 * 10-10. your answer must be within ± 0.4%?

What is the definition for abrasion

What is a relationship where one organism benefits while the other gets nothing

Glycerol boils at a higher temperature than water. What does this indicate about the attractive forces of glycerol?

1. A student performs a reaction in a beaker by reaction silver nitrate with one long copper wire. The student's thermometer changes from 27°C to 35°C. Based on this, is this reaction endothermic, exothermic, or neither? Explain your reasoning. 2.

How would a solution that is labeled 5.0 molar be similar to one labeled 5.0 molal?

Calculate the percentage by mass of nitrogen in ptcl2 (nh3) 2.

Below are the structures of three fatty acids, palmitic acid, stearic acid, and oleic acid. what combination of these fatty acids could you use to make a fat that is liquid at room temperature?

According to the quantum-mechanical model of the atom established by shrödinger, where may the electrons of an atom be found?

Renewable resources cannot be replaced in our lifetime