Chemistry, 04.03.2021 02:40 strodersage
chemical A has a pH of 8.2, chemical B has a pH of 12.5, chemical C has a pH of 2.2 and chemical D has a pH pf 6.8. Which chemical is a weak acid? strong base? strong acid? weak base
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Calculate the number of molecules present in 0.750 mol of mgo.
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If 22.5 liters of oxygen reacted with excess of hydrogen, how many liters of water vapor could be produced?
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Calculate the estimated density of each ball. use the formula d = m/v where d is the density, m is the mass, and v is the volume. record your calculations in table a of your student guide. given that the density of water is 1.0 g/cm3, make a prediction about whether each ball will float in water. record your prediction in table a. what is the estimated density of the table tennis ball? record your answer to the nearest hundredth
Answers: 2
chemical A has a pH of 8.2, chemical B has a pH of 12.5, chemical C has a pH of 2.2 and chemical D h...
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