Tris Fray Potter asked 9/14/2015

What are some environmental effects of radium-226?

Jasmine Goncalves asked 9/10/2015

Every time atoms form a bond the reaction releases what?

Anonymous asked 9/3/2015

Why is it necessary to make several trials during measurement?

Anonymous asked 8/31/2015

Where do hydrocarbons come from? In detail. Please don't give me dinosaurs and other planets.

Anonymous asked 8/31/2015

Air is mostly nitrogen, a lot of oxygen, and some argon, carbon dioxide, water vapor and a few other things. Therefore, air is what?

Rose Fly asked 8/29/2015

An automobile gasoline tank holds 21 kg of gasoline. When the gasoline burns, 82 kg of oxygen is consumed and carbon dioxide and water are produced.What is the total combined mass of carbon dioxide and water that is produced?

Anonymous asked 8/27/2015

What is the substance involved in diffusion?

Tris Fray Potter asked 8/27/2015

Which element reacts to form bromide ions?

Anonymous asked 8/26/2015

Does a change in state mean that a new substances has formed?

Anonymous asked 8/24/2015

What is boron's normal phase?

Anonymous asked 8/24/2015

Can oxidation or reduction take place alone? Why or why not? What are such reactions called?

Anonymous asked 8/10/2015

When helium atom loses an electron it becomes positive or negitive?

Anonymous asked 7/31/2015

What is the reaction of calcium carbonate with oxygen?

Anonymous asked 7/24/2015

Valency of platinum?

Anonymous asked 7/15/2015

What are the elements of citric acid?

Anonymous asked 7/14/2015

Use of acid burette?

Anonymous asked 7/13/2015

What is the mass of sulfulr-32 relative to carbon-12?

Anonymous asked 7/12/2015

What is the effect of a magnet in iron filings?

Anonymous asked 7/11/2015

I wants to submit a seminar paper on the subject 'scope of chemistry'. What can I write?

Anonymous asked 7/9/2015

What is the formulae for making erasable white board marker's ink?