a 0.897 g mixture of solid KClO3 is heated. the KClO3 decomposes to KCl and O2....

Question

Question

a 0.897 g mixture of solid KClO3 is heated. the KClO3 decomposes to KCl and O2....

a 0.897 g mixture of solid KClO3 is heated. the KClO3 decomposes to KCl and O2. the mass after heating is 0.642 g. 2KClO=2KCl + 3 O2 a) how many grams of o2 is produced? b) what is the mass percentage of KClO in the mixture?

science chemistry

Add a comment Improve this question Transcribed image text

Answer 1

Answer #1

Add a comment

Answer 2

Similar Homework Help Questions

When heated, KClO3 decomposes into KCl and O2. 2KClO3⟶2KCl+3O2 If this reaction produced 83.4 g KCl,...

When heated, KClO3 decomposes into KCl and O2. 2KClO3⟶2KCl+3O2 If this reaction produced 83.4 g KCl, how many grams of O2 were produced? mass: g O2
When heated, KClO3 decomposes into KCl and O2. 2KClO3⟶2KCl+3O2 If this reaction produced 82.0 g KCl,...

When heated, KClO3 decomposes into KCl and O2. 2KClO3⟶2KCl+3O2 If this reaction produced 82.0 g KCl, how many grams of O2 were produced? mass: g O2
A mixture contains KClO3 and KCl. When the mixture is heated, only the KClO3 decomposes via...

A mixture contains KClO3 and KCl. When the mixture is heated, only the KClO3 decomposes via the following reaction: 2KClO3 (s) → 3O2 (g) + 2KCl (s) In an experiment to determine the percent KClO3 in a KClO3/KCl mixture, the mixture was heated in a crucible several times in order to bring it to constant mass. The following experimental data was obtained. Before Heating Mass empty crucible + lid = 21.77 g Mass crucible + lid+ KClO3/KCl mixture = 26.16...

A mixture contains KClO3 and KCl. When the mixture is heated, only the KClO3 decomposes via...

A mixture contains KClO3 and KCl. When the mixture is heated, only the KClO3 decomposes via the following reaction: 2KClO3 (s) → 3O2 (g) + 2KCl (s) In an experiment to determine the percent KClO3 in a KClO3/KCl mixture, the mixture was heated in a crucible several times in order to bring it to constant mass. The following experimental data was obtained. Before Heating Mass empty crucible + lid = 21.84 g Mass crucible + lid+ KClO3/KCl mixture = 26.19...
When heated, KClO3 decomposes into KC and O2. 2KClO3⟶2KCl+3O2 If this reaction produced 46.4 g KCl,...

When heated, KClO3 decomposes into KC and O2. 2KClO3⟶2KCl+3O2 If this reaction produced 46.4 g KCl, how many grams of O2 were produced?
A mixture of KCl and KClO3 weighing 1.40 g was heated; the dry O2 generated occupied...

A mixture of KCl and KClO3 weighing 1.40 g was heated; the dry O2 generated occupied 143 mL at STP. What percent by mass of the original mixture was KClO3, which decomposes as follows: 2KClO3(s) = 2KCl (s) + 3O2(g)

When heated, kCLO3 decomposes into KCL and O2. 2KCLO3 →2 KCI + 302 If this reaction...

When heated, kCLO3 decomposes into KCL and O2. 2KCLO3 →2 KCI + 302 If this reaction produced 51.3 g KCI, how many grams of O2 were produced? When heated, KCIO, decomposes into KCl and 0,- 2KCIO, — 2 KCI +30, If this reaction produced 51.3 g KCl, how many grams of O, were produced? mass: mass: [ 80,
When heated, KClO3 decomposes into KCl and O2 When heated, KCIO, decomposes into KCl and 0, 2 KCIO, — 2 KCI + 30, I...

When heated, KClO3 decomposes into KCl and O2 When heated, KCIO, decomposes into KCl and 0, 2 KCIO, — 2 KCI + 30, If this reaction produced 90.5 g KCI, how many grams of O, were produced? mass: go,
You are given 2.773 g of a mixture of KClO3 and KCl. When heated, the KClO3...

You are given 2.773 g of a mixture of KClO3 and KCl. When heated, the KClO3 decomposes to KCl and O2, 2 KClO3 (s) → 2 KCl (s) + 3 O2 (g), and 803 mL of O2 is collected over water at 22 °C. The total pressure of the gases in the collection flask is 751 torr. What is the weight percentage of KClO3 in the sample? The formula weight of KClO3 is 122.55 g/mol. The vapor pressure of water...

A mixture containing KClO3, K2CO3, KHCO3, and KCl was heated, producing CO2,O2, and H2O gases according...

A mixture containing KClO3, K2CO3, KHCO3, and KCl was heated, producing CO2,O2, and H2O gases according to the following equations: 2KClO3(s)2KHCO3(s)K2CO3(s)→→→2KCl(s)+3O2(g)K2O(s)+H2O(g)+2CO2(g)K2O(s)+CO2(g) The KCl does not react under the conditions of the reaction. 100.0 g of the mixture produces 1.70 g of H2O, 12.66 g of CO2, and 4.00 g of O2. (Assume complete decomposition of the mixture.) You may want to reference (Page) Section 3.7 while completing this problem. a. How many grams of KClO3 were in the original mixture?...

a 0.897 g mixture of solid KClO3 is heated. the KClO3 decomposes to KCl and O2....

Homework Answers

Add Answer to:
a 0.897 g mixture of solid KClO3 is heated. the KClO3 decomposes to KCl and O2....

Post as a guest

Earn Coins

When heated, KClO3 decomposes into KCl and O2. 2KClO3⟶2KCl+3O2 If this reaction produced 83.4 g KCl,...

When heated, KClO3 decomposes into KCl and O2. 2KClO3⟶2KCl+3O2 If this reaction produced 82.0 g KCl,...

A mixture contains KClO3 and KCl. When the mixture is heated, only the KClO3 decomposes via...

A mixture contains KClO3 and KCl. When the mixture is heated, only the KClO3 decomposes via...

When heated, KClO3 decomposes into KC and O2. 2KClO3⟶2KCl+3O2 If this reaction produced 46.4 g KCl,...

A mixture of KCl and KClO3 weighing 1.40 g was heated; the dry O2 generated occupied...

When heated, kCLO3 decomposes into KCL and O2. 2KCLO3 →2 KCI + 302 If this reaction...

When heated, KClO3 decomposes into KCl and O2 When heated, KCIO, decomposes into KCl and 0, 2 KCIO, — 2 KCI + 30, I...

You are given 2.773 g of a mixture of KClO3 and KCl. When heated, the KClO3...

A mixture containing KClO3, K2CO3, KHCO3, and KCl was heated, producing CO2,O2, and H2O gases according...

a 0.897 g mixture of solid KClO3 is heated. the KClO3 decomposes to KCl and O2....

Homework Answers

Add Answer to: a 0.897 g mixture of solid KClO3 is heated. the KClO3 decomposes to KCl and O2....

Post as a guest

Earn Coins

Add Answer to:
a 0.897 g mixture of solid KClO3 is heated. the KClO3 decomposes to KCl and O2....