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Chem Finals Numbers
Numbers to know on final exam
Question | Answer |
---|---|
no more than this percent of daily calories from fats | 30 |
number of diatomic elements on the periodic table | 7 |
the molar mass of oxygen in grams | 32 |
the molar mass of carbon in grams | 12 |
number of calories per day for average person | 2000 |
Noble gases are group ___A | 8 |
Alkali Earth metals are group __A | 2 |
number of periods on the periodic table | 7 |
number of groups/families on the periodic table | 18 |
Halogens are group __A | 7 |
The coefficient needed to balance the equation for photosynthesis and cellular respiration | 6 |
The number of neutrons that hydrogen has | 0 |
The number of phases in a homogeneous mixture | 1 |