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
Crank
3 years ago
14

Write a balanced equation for the dissolution of CaCO3? lable all phases too... So far I have CaCO3(aq)<-->Ca^2+(aq)+CO3^2

-(aq) but that is wrong. Please help!!
Chemistry
1 answer:
djverab [1.8K]3 years ago
6 0
Perhaps you need the reaction between CaCO_3 and HCl:

CaCO_3 + 2HCl\ \to\ CaCl_2 + CO_2 + H_2
You might be interested in
WILL GIVE BRAINLY
worty [1.4K]

In order to compute mean, you have to add all values of the data set up and divide by the number of data values there are.

In this case, the total sum of all data values is: 81+88+69+65+87=390

The number of data values is 5

To compute mean: 390/5=78

The mean height of the corn stalks is 78cm (C)

3 0
3 years ago
Read 2 more answers
A compound contains nitrogen and a metal. This compound goes through a combustion reaction such that compound X is produced from
tia_tia [17]

Answer:

The correct answer is: X is nitrogen dioxide, and Y is a metal oxide

Explanation:

Combustion of compound of containing nitrogen and metal will give nitrogen  dioxide and metal oxide as product. During combustion reaction a compound reacts with oxygen in order to yield oxides of elements present in the compound.

The general equation is given as:

4M_3N_x+7xO_2\rightarrow 4xNO_2+6M_2O_x

Hence, the correct answer is :X is nitrogen dioxide, and Y is a metal oxide.

6 0
4 years ago
Is the awnser a b c or d ?
12345 [234]
Number of valence electrons
3 0
3 years ago
Read 2 more answers
What is the mass of ice that is melted by 755 J of heat melt a piece of ice?
Anuta_ua [19.1K]

Answer:

755,000 joules

Explanation:

3 0
4 years ago
What is another name for the Group 2 Elements? *
Ira Lisetskai [31]
Group 2 elements are the alkaline earth metals
5 0
2 years ago
Other questions:
  • Would Mn(HPO4)2 be manganese (II) monohydrogen phosphate?
    10·1 answer
  • A percent composition is a percentage of a compound in a sample expressed as a fraction of the whole sample.
    5·2 answers
  • When two immiscible liquids are mixed, what physical property determines which solvent layer will be on top?
    8·1 answer
  • Which of the following most readily undergoes an E2 reaction with sodium ethoxide (NaOCH2CH3)?A) (CH3)CF.
    13·1 answer
  • URGENT PLEASE HELP ILL MARK BRAINLIST Please someone look at the graph and tell me how to fill in the blank like you don't need
    5·1 answer
  • What is one energy transformation that is taking place in the photo?
    13·2 answers
  • What would the name be for Lead (Pb) and Phosphorus (P) bonded together?
    8·1 answer
  • A 24.0 gram sample of copper was
    5·1 answer
  • Describe a time in the group discussion when you referred to the notes you took, the graphic organizer you filled out, and your
    9·2 answers
  • Select the correct structure that
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!