2points
according to the law of conservation of matter, what number must be the
same on each side of a chemical equation?
a. the total number of chemical symbols
o
b. the number of atoms of each element
o
c. the number of substances
d. the total number of chemical formulas
Answers: 2
Physics, 21.06.2019 21:30, alexandraparava
In what direction does the medium move relative to the direction of the wave? explain.
Answers: 3
Physics, 22.06.2019 05:40, kkbrookly7496
Two polarizers are oriented at 40∘ to each other and plane-polarized light is incident on them. if only 16 percent of the light gets through both of them, what was the initial polarization direction of the incident light?
Answers: 2
Physics, 22.06.2019 10:00, lorelei7668
(a) calculate the number of electrons in a small, electrically neutral silver pin that has a mass of 10.0 g. silver has 47 electrons per atom, and its molar mass is 107.87 g/mol. (b) imagine adding electrons to the pin until the negative charge has the very large value 1.00 mc. how many electrons are added for every 109 electrons already present
Answers: 3
2points
according to the law of conservation of matter, what number must be the
same on...
according to the law of conservation of matter, what number must be the
same on...
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