Chemistry, 19.01.2021 04:30 babygirl10302015
I NEED ANSWER QUICK
Which best describes the difference between physical and chemical changes?
Physical changes only change the size or shape, but chemical changes change the molecular structure and create a new substance.
Physical are always visible changes and chemical changes are never visible.
Chemical changes only change the size or shape, but physical changes change the molecular structure and create a new substance
Chemical are always visible changes and Physical changes are never visible.
Answers: 3
Chemistry, 21.06.2019 18:10
Using complete sentences, explain how to predict the products and balance the reaction between sulfuric acid and potassium hydroxide.
Answers: 1
Chemistry, 22.06.2019 05:00
In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?
Answers: 1
Chemistry, 22.06.2019 08:00
An observation that requires measurement is called quantitative observable or qualitative
Answers: 1
I NEED ANSWER QUICK
Which best describes the difference between physical and chemical changes?
Biology, 26.06.2019 06:30
Mathematics, 26.06.2019 06:30
Mathematics, 26.06.2019 06:30
Biology, 26.06.2019 06:30
Biology, 26.06.2019 06:30
Mathematics, 26.06.2019 06:30
History, 26.06.2019 06:30
History, 26.06.2019 06:30
Mathematics, 26.06.2019 06:30