Chemistry, 07.07.2019 14:30 breannagrd4855
Water has a density of 1.0 g/ml. which of these objects will float in water? object i: mass = 50.0 g; volume = 40.2 ml object ii: mass = 59.3 g; volume = 62.5 ml object iii: mass = 100.0 g; volume = 50.0 ml
Answers: 1
Chemistry, 21.06.2019 16:30, KieraKimball
10-14. (a) when 100.0 ml of weak acid ha were titrated with 0.093 81 m naoh, 27.63 ml were required to reach the equivalence point. find the molarity of ha. (b) what is the formal concentration of a- at the equivalence point? (c) the ph at the equivalence point was 10.99. find pk. for ha. (d) what was the ph when only 19.47 ml of naoh had been added?
Answers: 1
Chemistry, 21.06.2019 23:00, fespinoza019
A100-watt light bulb radiates energy at a rate of 100 j/s. (the watt, a unit of power or energy over time, is defined as 1 j/s.) if all of the light emitted has a wavelength of 525 nm , how many photons are emitted per second?
Answers: 1
Water has a density of 1.0 g/ml. which of these objects will float in water? object i: mass = 50.0...
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