Chemistry, 21.05.2021 09:00 archersmithdrag
1. How much heat (in calories) is needed to raise 20 g of H2O from 5°C to 40°C? (c = 1.0 cal/g °C)
Answers: 1
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Determine the percent sulfuric acid by mass of a 1.61 m aqueous solution of h2so4. %
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The rules of engagement (roe) working group is often used to (select all that apply.)
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Chemistry, 22.06.2019 09:30
Which ocean zone has the most abundant primary producer and why a) the abyssopelagic zone ,du to the absence of light and cold water temperatureb) the bathypelagic zone, due to the absence of light and cold water temperaturec) the mesopelagic zone ,due to uts high light availability and warm water temperature d) the epipelagic zone,due to its high light availability and warm water temperature
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Chemistry, 22.06.2019 11:00
Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.
Answers: 1
1. How much heat (in calories) is needed to raise 20 g of H2O from 5°C to 40°C? (c = 1.0 cal/g °C)...
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