A metal alloy is made by mixing iron and zinc. If 36% of the alloy is zinc and the amount of iron in the alloy is 160 g, calculate the total mass of the alloy.
This is a question that involves experimenting. This question is on a homework paper. What happens when baking soda is mixed with red cabbage juice? This is from a book on science tests.
Have any of you ever put water and Alka-Seltzer into a small container and put a tight lid on it? How'd it go? Was it fun? I'm doing an experiment on this in ... now! Also, bonus points if you can tell me what makes it react WITHOUT looking it up!