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
sasho [114]
2 years ago
8

with strong heating calcium carbonate undergoes thermal decomposition how many mole of CaCO3 are there in 50g of calcium carbona

te
Chemistry
2 answers:
aev [14]2 years ago
6 0
Ca=40
C=12
O=16
1 mole of CaCO3 has 100 grams
So 50 grams is 0.5 mole
devlian [24]2 years ago
5 0

Answer:

a)CaCO 3→CaO+CO 2CaCO3→CaO+CO2

b) Moles of CaCO3=4.37moles

c) I) Mass of calcium oxide =28g

ii)Mass of carbon dioxide=16.7g

iii)Volume=203cm3

You might be interested in
Which of the following changes would improve the accuracy of the molar mass measurement carried out in this experiment:
aleksandrvk [35]
A. would not help and maybe make it harder to get accurate measurements.

b. would make more delta T which will improve its accuracy

c. will also increase delta T.
4 0
3 years ago
The following table shows the symptoms in four patients. Each patient suffers from a different disease.
RideAnS [48]

Answer:

D.  Food poisoning, Bacteria Vomiting, loose stools

6 0
3 years ago
Read 2 more answers
What is the strongest evidence for hydrogen
Mumz [18]

Explanation:

4.hydrogen is able to accept or donate electrons,so it is the most versatile storm I the periodic chart

6 0
3 years ago
An atom has 1 proton, 2 neutrons, and 1 electrons. What is the atomic number of the atom?
RideAnS [48]

Atomic number = No. of proton = 1

so, your answer is 1

8 0
3 years ago
50 POINTS!!!!!!!!!!!
kifflom [539]
A substitution is a mutation that exchanges one base for another. This can include a change in a single chemical letter. ex. changing a to g or in your case g to a. I believe the correct answer should be B.
5 0
3 years ago
Read 2 more answers
Other questions:
  • What is the third ionization energy of titanium?
    9·1 answer
  • The atomic mass of hydrogen is one. True False
    11·2 answers
  • When one material is rubbed against another, electrons jump readily from one to the other. why don’t protons do that?
    15·1 answer
  • What is the purpose of the catalyst?
    15·1 answer
  • Which alternative energy source would be expected to be the least dependent upon the weather?
    12·2 answers
  • What did Niels Bohr describe electrons in his atomic model
    8·1 answer
  • What is the charge of oxygen in Na2O?
    13·2 answers
  • PLEASE HURRY THIS IS TIMED!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
    10·1 answer
  • Given the following equation: 2 KClO 3 --> 2 KCl + 3 O 2
    5·1 answer
  • Which method is used to separate the following mixture (a) water + kerosene​
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!