Chemistry, 22.09.2019 20:00, sarah19Nursing
The gas phosphine (ph3) is used as a fumigant to protect stored grain and other durable produce from pests. phosphine is generated where it is to be used by adding water to aluminum phosphide or magnesium phosphide. give formulas for these two phosphides.
Answers: 2
Chemistry, 21.06.2019 18:30, ciarakelly636owuiup
Asample of the male sex hormone testosterone, c19h28o2, contains 3.88×10^21 atoms of hydrogen.(a) how many atoms of carbon does it contain? (b) how many molecules of testosterone does it contain? (c) how many moles of testosterone does it contain? (d) what is the mass of this sample in grams?
Answers: 1
Chemistry, 23.06.2019 01:30, nikonee
Astudent states that 9.0 g of baking soda will form an unsaturated solution in 100 g of water. what do you need to know to decide whether this statement is correct? a. the temperature of the water and the molar mass of baking soda b. the percent by volume of the solution and the solubility of baking soda c. the temperature of the water and the solubility of baking soda at that temperature
Answers: 1
The gas phosphine (ph3) is used as a fumigant to protect stored grain and other durable produce from...
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