Because the triple beam balance is zeroed before it is put into use, it measures A.
volume
B.
weight
C.
the effects of gravity
D.
mass

3. how much energy in joules is required to evaporate .0005 kg of liquid ammonia to vapor at the same temperature? 4. how much energy ( in megajoules ) is given up by .75 kg of water at 0c when it freezes to form ice at 0c? 5. explain how heat works between and at critical temperatures?

What is the ph of a 0.0010 m hno3? 1.0 3.0 4.0 5.0

Given the following equation: 2a1 + 3mgcl2 --> 2alcl3 + 3mg how many moles of aluminum chloride are produced from 2.5 moles of magnesium chloride?