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
Veronika [31]
2 years ago
5

Identify a chemical reagent that can be used to distinguish solid CaCl2 from CaCO3

Chemistry
1 answer:
jenyasd209 [6]2 years ago
3 0
<span>The words you seek are soluble and insoluble.The chemical you want is an acid. Add an acid (acetic acid or hydrochloric acid) and the CaCO3 will fizz but CaCl2 will not</span>
You might be interested in
Choose the atom that has the largest atomic radius.<br> a. Cl<br> b. S<br> c. Na<br> d. Si
olya-2409 [2.1K]

Answer:

the correct answer is option C. Na

3 0
3 years ago
Read 2 more answers
what kind of generalization can you make about how the number of protons and neutrons are related to each other in the elements
AURORKA [14]
... to be called elements<span>. This lesson shows </span>you how to<span> predict the </span>numbers<span> of </span>neutrons, electrons, andprotons<span> of the isotopes they are likely to find in nature. (</span><span>cont.) ... What </span>kind<span> of </span>generalization can you make<span> about how the </span>number<span> of </span>protons<span> and </span>neutrons<span> are </span>related<span> to </span>each other<span> in the </span>elements<span>? Unit 1 • Investigation IV</span>
4 0
3 years ago
What is the electron configuration of chromium?
Sever21 [200]
Searching "electron configuration of chromium on google images will easily provide you with the answer.

7 0
3 years ago
A train travels 65 km in three hours and then 52 km in two hours. What is its average speed?
Darya [45]

the average speed is 23.4 km per hour cause it is total distance over total time equal to average speed

5 0
3 years ago
How many moles of electrons are required to reduce one mole of MnO4- to one mole of Mn2+? (2 points)
Dafna1 [17]
The answer would be 6 e-. This is becuase you are turning a charge of -4 into a +2. In order to do this, you transfer 4 electrons for a neutral charge, and an additional 2 for a charge of +2.

This makes a total charge of +2, and the total transferred electrons 6 e-
8 0
2 years ago
Other questions:
  • Which of the following changes would increase the rate of a reaction between vinegar and sodium hydroxide? (2 points) Question 2
    9·2 answers
  • What would happen if prey was removed from the food web need asap
    8·2 answers
  • The natural abundance of 2h is 0.015% and that of 18o is 0.20%. How many 2h218o molecules are there in 1.0 moles of water?
    7·1 answer
  • Design a voltaic cell using magnesium as one of the electrodes. Magnesium can be represented as either Metal A or Metal B in the
    13·1 answer
  • What does the chemical formula C3H6O2 tell about a molecule of the compound it represents?
    9·2 answers
  • Which substance contains particles held together by metallic bonds? A) N2(s) B) Ni(s) C) I2(s) D) Ne(s)
    14·1 answer
  • Fill in the chart to identify how scientists represent matter and chemical changes in matter.
    12·1 answer
  • 4. Consider the following reaction:
    5·1 answer
  • What happens when an ice cube melts in a glass of water?
    11·1 answer
  • What is the force that holds atoms together
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!