subject
Chemistry, 09.10.2019 12:00 idcatall5

Asample of hydrated calcium sulfate has a mass of 2.643 g. after dehydration, the sample has a mass of 2.090 g. what is the percent by mass of water in the hydrate?
%
a sample of hydrated iron (ii) chloride has a mass of 0.385 g. after dehydration, the sample has a mass of 0.245 g. what is the percent by mass of water in the hydrate?

%
a sample of hydrated magnesium chromate has a mass of 8.557 g. after dehydration, the sample has a mass of 5.211 g. what is the percent by mass of water in the hydrate?
%

ansver
Answers: 2

Another question on Chemistry

question
Chemistry, 22.06.2019 11:00
As air becomes more dense, (select all that apply) o. air weighs less o. gas molecules are closer together o. air is colder o. air weighs more o. gas molecules are further apart o. air is hotter
Answers: 3
question
Chemistry, 22.06.2019 21:30
How many oxygen atoms are there in 3.15 moles of hcl manganese (iv) oxide, mno2
Answers: 2
question
Chemistry, 23.06.2019 01:00
What is the chemical name of the compound ti2o3?
Answers: 2
question
Chemistry, 23.06.2019 03:10
Which of the following compounds would be expected to have the strongest ionic bonds? a)the compound that has b)the largest ions with the greatest charge c)the compound that has d)the largest ions with the least charge the compound that has the smallest ions with the greatest charge the compound that has the smallest ions with the least charge
Answers: 2
You know the right answer?
Asample of hydrated calcium sulfate has a mass of 2.643 g. after dehydration, the sample has a mass...
Questions
question
Mathematics, 24.10.2019 23:43
question
Mathematics, 24.10.2019 23:43
question
Mathematics, 24.10.2019 23:43
Questions on the website: 13722363