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
Flura [38]
2 years ago
13

Which of these equations is balanced? (Select all that are correct)

Chemistry
1 answer:
lawyer [7]2 years ago
3 0

2CaCO3 =2CaO+CO2 is balanced but we can change 2CaCO =2CaO3+C03

You might be interested in
F<br>Calculate the pH of 1.00 X 10^-6 M HCI *​
amid [387]

Explanation:

A.ph 6 B. correct ph goes in a scale up to 14 below 7 is acidic above 7 is basic and in the middle is newtral when they say pH they are asking how acidic is it when they ask for pOH they are asking how basic it is pH is calculated using logs as is pOH so ans

12.65

5 0
3 years ago
A student needs to conduct a reaction that combines chemicals A and B to synthesize product AB. If we write this as a chemical e
vladimir2022 [97]

Answer:A+B - AB

Element a reaction with element b to create the newest element ab

3 0
3 years ago
Your dad is working on creating a brick border for the lake in your backyard each brick has a mass of 100 g and a volume of 20 c
wel

Answer:

5000kg/m³

Explanation:

density=mass/volume

d=m/v

d=100/20

=5g/cm³

g/cm³*1000=kg/m³

5g/m³*1000=5000kg/m³

4 0
2 years ago
Read 2 more answers
What does the term division of labor mean as it relates to cells?
lidiya [134]

Answer:

what each cells job is divided

Explanation:

7 0
3 years ago
What are 3 sentences about the history of Egypt? Thank you for taking aside time to answer this. Please answer this as quickly a
Nataly_w [17]
1) The history of egypt is still unclear; artifacts, how the pyramids were built, gods and whatnot.
2) Egypt's history being uncovered in regards to curses and amulets is still being practiced in the country and some others because of the great influence it had.
3) Egyptians being able to construct such grand structures that still stand (pyramids) serves as evidence that proves Egypt was a very advanced civilization at the peak of their advancement.
5 0
3 years ago
Other questions:
  • A 24.1-g mixture of nitrogen and carbon dioxide is found to occupy a volume of 15.1 L when measured at 870.2 mmHg and 31.2oC. Wh
    13·1 answer
  • .
    7·1 answer
  • PLEASE HELP ASAP!!!
    6·2 answers
  • What does the principle of faunal succession state?
    14·1 answer
  • Consider a sealed glass bottle. If the bottle is thrown into a fire, what will happen to the bottle and why? Which law is the be
    7·1 answer
  • Explain how the periodic table can help in writing electron configurations
    5·2 answers
  • How many formula units are in one mole of magnesium hydroxide?
    6·1 answer
  • if you could place a piece of solid silver into a container of liquid silver, would it float or sink? Explain your answer
    9·2 answers
  • Which lunar phrase follows a waning crescent phase?
    11·1 answer
  • What do you call the repetitive motion of a wave (such as the way a cork may bob up and down in the ocean)?
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!