Chemistry, 30.01.2021 01:20 TravKeepIt100
Please HELP Water can be separated into its elements. If 20.0 g water is decomposed by this method, how many liters of oxygen gas will be produced assuming STP?
2H2O --> 2H2 + O2
6.23 L oxygen gas
12.4 L oxygen gas
11.2 L oxygen gas
7.00 L oxygen gas
Answers: 3
Chemistry, 22.06.2019 01:30
100 points answer quick the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.
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Chemistry, 22.06.2019 06:30
The following reaction shows sodium carbonate reacting with calcium hydroxide. na2co3 + ca(oh)2 → naoh + caco3 how many grams of naoh are produced from 20.0 grams of na2co3? (molar mass of na = 22.989 g/mol, c = 12.01 g/mol, o = 15.999 g/mol, ca = 40.078 g/mol, h = 1.008 g/mol) 12.2 grams 15.1 grams 24.4 grams 30.2 grams
Answers: 2
Chemistry, 22.06.2019 11:40
Consider this equilibrium: n29) + o2(g) + 2no(c).nitrogen gas and oxygen gas react when placed in a closed container. as the reaction proceeds towards equilibrium, what happens to the rate of thereverse reaction?
Answers: 1
Chemistry, 22.06.2019 14:30
What state of matter is ice a. liquid b. element c. solid d. gas
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Please HELP Water can be separated into its elements. If 20.0 g water is decomposed by this method,...
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