Identify the best description of an s orbital:
a. Spherical
b. Two pair of lobes
c. O...
Chemistry, 25.11.2020 14:00 lulustar13
Identify the best description of an s orbital:
a. Spherical
b. Two pair of lobes
c. One pair of lobes and a collar
d. One pair of lobes oriented on the x-axis
e. Three pair of lobes oriented on the x-, y-, and z-axes
Answers: 1
Chemistry, 22.06.2019 06:30
The following reaction shows sodium carbonate reacting with calcium hydroxide. na2co3 + ca(oh)2 → naoh + caco3 how many grams of naoh are produced from 20.0 grams of na2co3? (molar mass of na = 22.989 g/mol, c = 12.01 g/mol, o = 15.999 g/mol, ca = 40.078 g/mol, h = 1.008 g/mol) 12.2 grams 15.1 grams 24.4 grams 30.2 grams
Answers: 2
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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?
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