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
Sidana [21]
3 years ago
13

Help me please !! How to solve it ??

Chemistry
1 answer:
snow_tiger [21]3 years ago
6 0
1st one= CaO +H2O=Ca(OH)2
product side-
Ca=1
O=2
H=2
Reactant side-
Ca=1
O=2
H=2
The first one is balanced for you 
There is 1 calcium on each side 2 oxygens on each side and 2 hydrogens on each side


You might be interested in
. Which type of energy is involved in the operation of simple machines?
quester [9]
Input an output  energy
4 0
3 years ago
1.Give an example of a compound machine (1pt). Explain how at least two simple machines are part of this compound machine (2pts)
Law Incorporation [45]
1) An example of a compound machine could be a pair of Scissors. Their are two different simple machines in the Scissors which make up the compound machine. Both of them being a Lever, and a Fulcrum.

Hope this helps!
4 0
3 years ago
How does a catalyst increase the rate of a chemical reaction?
boyakko [2]
<span>Catalysts decrease the activation energy and the more collisions result in a </span>reaction<span>, so the </span>rate<span> of </span><span>reaction increases.</span><span />
4 0
3 years ago
Read 2 more answers
Natural resource management and economics focus mostly on which type of externality?
katovenus [111]

negative

Explanation:

hope this helps

6 0
3 years ago
Select the definition that best describes a coenzyme. an inorganic ion that aids the biochemical function of a protein a molecul
Rasek [7]

Answer:

a inorganic ion that aids the biochemical function of a protein a molecule that has a catalytic biochemical function on a substrate an organic molecule that assists with a protein's catalytic function a molecule that is biochemically altered during a catalytic reaction

7 0
3 years ago
Other questions:
  • A gaseous fluorinated methane compound has a mass of 8.00 g at 2.81 atm and 300. K in a 1.00 L container.
    6·1 answer
  • Which change would cause an immediate increase in the rate of the forward reaction
    9·1 answer
  • For the galvanic (voltaic) cell Fe(s) + Mn2+(aq) → Fe2+(aq) + Mn(s) (E°= 0.77 V at 25°C), what is [Fe2+] if [Mn2+] = 0.040 M and
    7·1 answer
  • Help please !!!
    8·1 answer
  • How does the corona of the Sun affect earth
    6·2 answers
  • A change in state is a physical change.<br><br>True or false​
    10·1 answer
  • Which characteristic is common of cnidarians
    7·1 answer
  • 0=4<br> Balance this equation<br> H₂sicl2+ H₂O → H8Si4O4 + HCl
    14·1 answer
  • Nuclei<br> 10. Nuclear power plants release energy by
    11·1 answer
  • R
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!