Chemistry, 05.10.2020 16:01, Ackussinglake63
Whoever answers I will give brainliest!! IS COBALT A METAL, METALLOID, NONMETAL, OR NOBLE GAS?
Answers: 3
Chemistry, 21.06.2019 15:50, suzymott1562
Nitrogen dioxide reacts with water to form nitric acid and nitrogen monoxide according to the equation: 3no2(g)+h2o(l)→2hno3(l)+no(g) part a suppose that 4.2 mol no2 and 0.50 mol h2o combine and react completely. which reactant is in excess? express your answer as a chemical formula. nothing
Answers: 1
Chemistry, 21.06.2019 22:00, creepycrepes
Which function is performed by earths atmosphere? a. ultraviolet rays are prevented from reaching the ozone layer. b. earths temperature is raised and moderated by trapping in heat c. charged particles from the sun are prevented from reaching earth. d. magnetic charges from space are prevented from reaching earths surface.
Answers: 2
Chemistry, 22.06.2019 12:00, sophiaa23
Which of the following is an example of physical change not a chemical change? a) a log gives off heat and light as it burns. b) a tree stores energy from the sun in its fruit. c) a penny lost in the grass slowly changes color. d) a water pipe freezes and cracks on a cold night.
Answers: 2
Whoever answers I will give brainliest!! IS COBALT A METAL, METALLOID, NONMETAL, OR NOBLE GAS?...
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