Chemistry, 19.12.2020 22:20, 1xXJOKERXx3
The percent by mass is the ratio of the mass of each element to the total mass of the compound expressed as a percentage. Attached is the formula. What is the percent by mass of Oxygen in 10 grams of H20 given the mass by analysis of oxygen in that sample is 8 grams. (Answer should be given with a %. i. e. if the answer were 23% you answer in the textbox would be 23%)
Percent by mass = mass of solute mass of solution x 100
help me please:((
Answers: 3
Chemistry, 21.06.2019 17:30, penny3109
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Chemistry, 22.06.2019 16:10, nauticatyson9
Given the following equation: 2a1 + 3mgcl2 --> 2alcl3 + 3mg how many moles of aluminum chloride are produced from 2.5 moles of magnesium chloride?
Answers: 1
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