Chemistry, 29.10.2019 00:31 potato3999
How many grams of nh3 are needed to provide the same number of molecules as in 0.85 grams of sf6?
Answers: 3
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Which traits do human embryos have that link them to a common ancestor with fish and reptiles? a. scales and tail b. gill slits and scales c. tail and gill slits d. hair and tail
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Which of the following are good traits of a hypothesis? it will be able to be testedit can predict an outcomeit will explain the observationsall of these
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Chemistry, 22.06.2019 20:10
The lattice enthalpy (formation of ionic solid from ions in the gas phase) for agcl(s) is -916 kj/mol and the hydration enthalpy (dissolution of gaseous ions into water) is -850 kj/mol. how much heat (in joules) is involved in forming 1l of saturated agcl solution (1.8 Ă 10-4 g / 100 ml water) by dissolving agcl(s)? assume solution volume does not change much upon dissolution. the equations are given below. ag+(g) + clâ(g) ĂŠ agcl(s)
Answers: 3
How many grams of nh3 are needed to provide the same number of molecules as in 0.85 grams of sf6?...
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