Chemistry, 20.09.2019 04:10 laurenlol756
Hat range, give the lower value and the higher value, respectively, for the following. (a) how many cubic meters of water are in a cylindrical cumulus cloud of height 3.0 km and radius 1.0 km? (b) how many 1-liter pop bottles would that water fill? (c) water has a density of 1000 kg/m3. how much mass does the water in the cloud have?
Answers: 2
Chemistry, 22.06.2019 08:30
Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?
Answers: 1
Chemistry, 22.06.2019 18:30
The famous scientist galileo galilei did several experiments with sloping planes, which he rolled metal balls down so that he could study motion. by changing the slope, he could study how the speed at which the ball rolled was affected. what was the independent variable in galileo's experiment? a. the speed of the ball b. the slope of the plane c. whether the ball moved d. what the ball was made of
Answers: 2
Chemistry, 22.06.2019 21:50
Liquid from a brewery fermentation contains 10% ethanol and 90% water. part of the fermentation product (50,000 kg/h) is pumped to a distillation column on the factory site. under current operating conditions, a distillate of 45% ethanol and 55% water is produced from the top of the column at a rate of one-tenth that of the feed. what is the composition of the waste "bottoms" from the still?
Answers: 2
Chemistry, 22.06.2019 23:30
The sum of the oxidation numbers in a neutral compound is always
Answers: 2
Hat range, give the lower value and the higher value, respectively, for the following. (a) how many...
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