Chemistry, 10.07.2019 16:00 jentho2012
Which statement is not true about oxygen-17 and oxygen-18? they have the same number of protons. their atoms have an identical mass. they are isotopes of oxygen. they do not have the same mass number
Answers: 2
Chemistry, 22.06.2019 08:00
Match the mixture with the substance// i really need on this guys (itβs a pic btw)
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Chemistry, 22.06.2019 08:40
Write the formula for the following chemicals. 7. e. trinitrogen tetraoxide a calcium phosphate f. magnesium acetate b. potassium sulfide g nickel(iii) cyanide c carbon dioxide h. silver sulfate d. cobalt(ii) chloride
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Chemistry, 22.06.2019 10:00
How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?
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Chemistry, 22.06.2019 15:20
An alloy contains 66 g of pure zinc. what is the percentage of zinc in the alloy? express your answer to two significant figures and include the appropriate units.
Answers: 1
Which statement is not true about oxygen-17 and oxygen-18? they have the same number of protons. th...
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