Chemistry, 24.03.2021 14:00 marianasanin2007
The relative formula mass of a compound with formula XS0, is 120. Calculate the ralative
atomic mass of Y.
[Relative atomic mass: S, 32; 0, 16]
Answers: 2
Chemistry, 22.06.2019 05:50, zaleemawhite
Significant figures are digits read directly from the measuring instrument plus one more digit, which is __ by the observer.
Answers: 2
Chemistry, 22.06.2019 16:00, hjgjlgkjg
Inside a flashbulb, oxygen surrounds a thin coil of magnesium. when the flashbulb is set off, a chemical reaction takes place in which magnesium combines with oxygen to form magnesium oxide. which of the chemical equations matches the reaction above? a. mg + o2 mgo2 + energy b. 2mg + o mg2o + energy c. 2mg + o2 2mgo + energy d. mg + o mgo + energy
Answers: 1
The relative formula mass of a compound with formula XS0, is 120. Calculate the ralative
atomic mas...
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