Chemistry, 12.06.2021 16:10 23jaywilliams
270 mL of water is used to prepare a solution of NH3 that is saturated at 100℃. How many grams of solute are in the solution? (1 mL H2O = 1 g H2O)
Answers: 1
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What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?
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Chemistry, 23.06.2019 04:31
2ki + pb(no3)2 → 2kno3 + pbi2 determine how many moles of kno3 are created if 0.03 moles of ki are completely consumed.
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Which of the following statements best explains why chemistry is testable a) it can measure data by experiments b) it cannot add new evidence c) it cannot be verified d) it is biased
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Chemistry, 23.06.2019 11:00
Which of the following reactions represents an exothermic reaction? nh3(g) + 12.0 kcal ½n2(g) + 3/2 h2(g) ch4 + 2o2 co2 + 2h2o + 212,800 cal c + 2s cs2, h = 27,550 cal c(graphite) c(diamond), h = 0.45 kcal 2h2o 2h2 + o2, h = +58 kcal
Answers: 1
270 mL of water is used to prepare a solution of NH3 that is saturated at 100℃. How many grams of so...
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