Chemistry, 09.12.2019 18:31 Katelyn1236
Which of the following correct pairs an acid with its conjugate base? h2po4^2- & po4^3-ch3cooh & ch3coo^-h3o^+ & oh^-hclo3 & hclo2
Answers: 3
Chemistry, 22.06.2019 09:00
Which process does not require the presence of a physical substance in order to transfer heat? air in the atmosphere is heated by the ground. this warm air then rises, and cooler air falls. this is an example of what type of process? how is conduction different from radiation?
Answers: 1
Chemistry, 22.06.2019 12:00
Which of the following is an example of physical change not a chemical change? a) a log gives off heat and light as it burns. b) a tree stores energy from the sun in its fruit. c) a penny lost in the grass slowly changes color. d) a water pipe freezes and cracks on a cold night.
Answers: 2
Chemistry, 22.06.2019 16:30
Correct relationship between molecular formula and empirical formula
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Chemistry, 22.06.2019 22:00
If a solution contains 3 moles/liter of sodium chloride (nacl, made of sodium ions and chloride ions), what is the osmolarity of this solution
Answers: 3
Which of the following correct pairs an acid with its conjugate base? h2po4^2- & po4^3-ch3cooh...
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