Chemistry, 19.09.2021 04:50 SophieStar15
The density of emerald is 2.78 g/cm3. What is the volume of a 1.550 carat emerald in dm3? (one carat is equal to 200 mg)
Answers: 2
Chemistry, 21.06.2019 17:30, cynthiagutierrez65
Given that the molar mass of nano3 is 85.00 g/mol, what mass of nano3 is needed to make 4.50 l of a 1.50 m nano3solution? use .6.75 g18.9 g255 g574 g
Answers: 1
Chemistry, 21.06.2019 20:30, jbarbie3
12. complete each of the following word equations for synthesis reactions. a. sodium + oxygen -> b. magnesium + fluorine -> 13. complete and balance the equations for the decomposition reactions. a. hgo -> [with the triangle heat symbol above the arrow] b. h2o(l) -> [with "electricity" written above the arrow]
Answers: 1
Chemistry, 21.06.2019 21:00, daigle18383
Solar energy is energy from the sun that is converted into thermal or energy. a. nuclear b. mechanical c. electrical d. chemical
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Chemistry, 22.06.2019 14:20, greenbyron88
Which statement explains why the bonds between non metals tend to be covalent? the bonds are found to be nondirectional they have large differences in electronegativity they have small differences in electronegativity they have ions that produce an electrostatic pull
Answers: 1
The density of emerald is 2.78 g/cm3. What is the volume of a 1.550 carat emerald in dm3? (one carat...
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