Chemistry, 21.09.2020 04:01 dayanaraa61
Determine the number of moles of the compound and determine the number of moles of each type of atom in
each of the following:
(a) 2.12 g of potassium bromide, KBr
(b) 0.1488 g of phosphoric acid, H3PO4
(c) 23 kg of calcium carbonate, CaCO3
(d) 78.452 g of aluminum sulfate, Al2(SO4)3
(e) 0.1250 mg of caffeine, C8H10N4O2
Answers: 3
Chemistry, 22.06.2019 03:50
Consider the reaction: n2(g) + o2(g) ? 2no(g) kc = 0.10 at 2000oc starting with initial concentrations of 0.040 mol/l of n2 and 0.040 mol/l of o2, calculate the equilibrium concentration of no in mol/l how would this be done?
Answers: 3
Chemistry, 22.06.2019 05:00
When you mate two plants together the terms is called? answer it fast as possible plz! i have a test tomorrow!
Answers: 1
Chemistry, 22.06.2019 09:40
How many grams of aluminum will there be in 98g of al2o3?
Answers: 1
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