By Emily Sampson

Calcium oxide, CaO, is a base compound which can react with acids such as nitric acid, HNO3.



Alf Percival

No I will have you know its 13

James Long

Oh, why not to ask here ? You'll be one hundred percent sure the answer is right. I am afraid to put it across but looks like the answer is the following: (1.5 g CaO) / (56.0774 g CaO/mol) = 0.027 mol CaO.

Mary Collins
By darcey miller

this question is about reactions of calcium compounds.


I am also struggling to solve these type of questions. At my school age, I am really confused about these equations and I failed to get the correct answer. I have downloaded the materials at and I got cleared all my doubts.

Marco Murray
By surjit roy

Also if we invest years damaging our digestion health and wellness, when acquiring an item, we an


With the advancing of technology and IQ level, I guess it might take a while or we create one ourselves.

Ping Chian

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Its wings are too small to get
its fat little body off the ground.
The bee, of course, flies anyway
because bees don't care
what humans think is impossible.
Yellow, black. Yellow, black.
Yellow, black. Yellow, black.
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Let's shake it up a little.
Barry! Breakfast is ready!
Hang on a second.
- Barry?
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Looking sharp.
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- You got lint on your fuzz.
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- Bye!
Barry, I told you,
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Never thought I'd make it.
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el de

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