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What's the molality of a solution with 120 g of NaCl and 30 kg of water? A. 6.8 B. 0.25 C. 0.004 D. 0.068
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Chemistry, 22.06.2019 04:30, EinsteinBro
Which statement best describes the relationship between period and frequency of light waves? a) in wave b the period increases and the frequency decreases from wave a. b) in wave a the period increases and the frequency decreases from wave b. c) in wave b the period is shorter and the frequency is greater than in wave a. d) in wave a the period is shorter and the frequency is greater than in wave b.
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Chemistry, 22.06.2019 23:00, emilyphillips1681
If two identical atoms are bonded, what kind of molecule is formed
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Chemistry, 23.06.2019 01:00, zitterkoph
Which of the following is a physical change? a. burning a piece of wood b. sawing a piece of wood in half c. rust forming on an iron fence d. a copper roof changing color from orange to green
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What's the molality of a solution with 120 g of NaCl and 30 kg of water? A. 6.8 B. 0.25 C. 0.004 D....
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