1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
AURORKA [14]
4 years ago
14

How much potassium chlorate (KCIO3) must decompose in order to produce 150 grams of oxygen gas (O2)?

Chemistry
1 answer:
horrorfan [7]4 years ago
4 0

Answer:

765.95 grams.

Explanation:

2 moles of KClO3 produce 3 moles of oxygen.

Using molar masses:

2 * 122.545 g of KCLO3  produces 47.997 grams of oxygen.

47.997 g O2 is produced from 245.09 g KCLO3

150 g    ..........................................    150 * 245.09 / 47.997

= 765.95 grams.

You might be interested in
Sugars in a polysaccharide are linked together by bonds to _____.
pav-90 [236]

Answer:

It's an oxygen atom

Explanation:

5 0
4 years ago
How do I solve Convert 496 cm to meters
ryzh [129]

Answer:

4,96 m

Explanation:

100 cm =1m

496 cm =4, 96 m

6 0
3 years ago
Do pressure and temputer remain consant in earth interior
hjlf

Answer:

no

Explanation:

3 0
3 years ago
3) How Many moles are in 0.500 milligrams of the “emergency” hormone, adrenaline, whose formula
Yuki888 [10]
To determine the total number of moles that are in the hormone, you would simply convert that to grams and then use the molar mass if the formula to solve for the total number of moles in the compound.
5 0
4 years ago
SCIENCE QUIZ HELP PLEASE! Btw I accidently clicked gravity. But i don't know if Gravity is the answer..
Oxana [17]

Answer: Gravity

Explanation:  So as the mass of either object increases, the force of gravitational attraction between them also increases.

5 0
3 years ago
Other questions:
  • How to balance equations for reduction/oxidation reaction?
    6·1 answer
  • The number of proteins for barium 132​
    12·1 answer
  • I really need some help pleasee
    11·1 answer
  • Please help me complete the following word equations:) also write the balanced equation, full ionic equation, and net ionic equa
    5·1 answer
  • What will happen to the density of a substance if it contracts when it freezes?
    8·1 answer
  • Liquid water is about 800 times denser than dry air under standard conditions. Use kinetic molecular theory to explain this diff
    14·1 answer
  • Which will ensure laboratory safety during the experiment? Check all that apply.
    5·2 answers
  • PLS HELP MEEEEEEEEEEEE​
    10·1 answer
  • If 2g of water is at 1C and a copper block at 3C is added to it, and the finall tempertature of mixture is 7 C , what is the mas
    12·1 answer
  • 1. What type of change (physical or chemical) happened inside of the flask when you dropped the
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!