Chemistry, 14.05.2021 15:30 bojcorz6567
34. What is the [OH-) in a solution where (H+) = 2.9 x 10^-9? a. 8.54 b. 2.9 x 10-23 c. 2.9 x 10-9 d. 3.4 x 106 e, none of the above
Answers: 3
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If equal masses of the listed metals were collected , which would have a greatest volume ? a. aluminum 2.70,b.zinc7.14,c.copper 8.92,d.lead 11.34
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Which is a chemical property of iron? a. it forms iron oxide (rust) when exposed to moisture and air. b. it is a gray–black metal that is hard to the touch. c. it has a melting point of 2795°f (1536°c). d. it is a good conductor of heat
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Read "who built the pyramids? ”. leave this link open while you answer the questions throughout the assignment. give at least two reasons why some people claim the pyramids of giza were constructed by aliens.
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Chemistry, 23.06.2019 06:40
8. how much enthalpy/heat is transferred when 0.5113gof ammonia (nh3) reacts with excess oxygen according| to the following equation: 4nh3 +502 - 4n0+ 6h20ah = -905.4j
Answers: 1
34. What is the [OH-) in a solution where (H+) = 2.9 x 10^-9? a. 8.54 b. 2.9 x 10-23 c. 2.9 x 10-9 d...
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