subject
Chemistry, 25.01.2021 22:00 sierraaasifuent

In an experiment, potassium chlorate decomposed according to the following chemical equation. 2 KClO3 ā†’ 2 KCl + 3 O2

If the mass of potassium chlorate was 240 grams, what is the mass of oxygen gas formed?
Answer Choices:
A)
94.03g
B)
1378g
C)
41.8g
D)
612.5g

ansver
Answers: 1

Another question on Chemistry

question
Chemistry, 22.06.2019 10:30
Consider the following reactions. (note: (s) = solid, (l) = liquid, and (g) = gas.) mg(s) + Ā½o2(g) ā†’ mgo(s) + 146 kcal/mole h2(g) + Ā½o2(g) ā†’ h2o(g), Ī“h = -57.82 kcal/mole what type of reaction is represented by the previous two examples?
Answers: 3
question
Chemistry, 22.06.2019 13:00
6. using 3 ā€“ 4 sentences explain (in your own words) why water expands when it freezes? 7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 ā€“ 4 sentences in your explanation.
Answers: 1
question
Chemistry, 22.06.2019 18:00
To apply in a gold the individual gold atoms are united to each other by means of a metallic bond. how would you use the gold block to determine the atomic radius of a gold atom?
Answers: 3
question
Chemistry, 23.06.2019 01:00
If i had 2 m naoh solution, what does the 2 m stand for? 2 molar, but 2 of a solute in 1
Answers: 1
You know the right answer?
In an experiment, potassium chlorate decomposed according to the following chemical equation. 2 KCl...
Questions
question
Mathematics, 16.12.2020 22:10
question
History, 16.12.2020 22:10
question
Mathematics, 16.12.2020 22:10
question
Mathematics, 16.12.2020 22:10
question
Chemistry, 16.12.2020 22:10
question
Mathematics, 16.12.2020 22:10
question
Mathematics, 16.12.2020 22:10
Questions on the website: 13722367