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
Nataly [62]
3 years ago
5

Can someone help please!

Chemistry
2 answers:
trasher [3.6K]3 years ago
7 0

Answer:

Mixtures

Explanation:

SIZIF [17.4K]3 years ago
6 0

Which of these are broken down during chemical, but not physical changes?

I am not so sure about this one... sorry

According to the periodic table of the elements, which set of elements has similar properties?

He, Ne, Ar have similar properties because there in the same group.

What is its mass number?

Beryllium's mass number is 9.

I am so sorry I wasn't able to answer the 1st question... but I hope I helped you.

You might be interested in
Brainliest if correct!!!!!
BlackZzzverrR [31]

Answer:

A

Explanation:

4 0
2 years ago
Read 2 more answers
3. What keeps Earth revolving around the sun?
DENIUS [597]

Answer:

A. The force of gravity.

7 0
3 years ago
Read 2 more answers
If a piece of metal were to cut in half would the density change
nadezda [96]
Density depends on both the mass and the volume of an object. If you cut a bar of gold in half, you would have two bars with half the mass of the original bar. However, each bar would also have half the volume of the original bar. The density of gold does not change.
8 0
3 years ago
Read 2 more answers
Which condition must exist in order for conduction to occur between two substances?
Sveta_85 [38]

Answer: B

Explanation:

6 0
2 years ago
Read 2 more answers
A nuclear fission reaction has mass difference between the products and the reactants of 0.0284 amu. Calculate the
notsponge [240]

Answer:

C) 4.24 x 10^{-12}

Explanation:

E = Δmc^{2}

Δm = 0.0284 x 1.66 x 10^{-27} kg = 4.714x10^{-29}kg

putting value in above equation

E = 4.714x10^{-29}kg x (3x10^{8})^{2} = 4.24 x 10^{-12}

6 0
2 years ago
Other questions:
  • HNO3 Express your answers as ions separated by a comma.
    7·1 answer
  • What is the mass number of an atom which contains 21 electrons, 21 protons, and 24 neutrons?
    12·1 answer
  • Consider the molar solubility of SrCO3 in 0.10 M Sr(NO3)2 versus in pure water. Ksp SrCO3 = 5.4 x 10-10 Which statement is true?
    11·1 answer
  • The process that changes a substance from a liquid to a gas below the substance's boiling point
    9·1 answer
  • Explain why the speed of sound is faster in solids than in gases. Include two other factors Chapter 17 says the speed of sound c
    11·2 answers
  • The formula for the compound ammonium chloride?
    5·1 answer
  • The speed of light in a vacuum is approximately 299,500,000 meters per second. In scientific notation, we can write this number
    7·1 answer
  • When Jeremy returned home after vacation, he noticed that his new plant had not grown. His mother, a florist, told him that it w
    13·2 answers
  • 1. Which of these is a chemical property? *
    6·1 answer
  • 1) Which of the following statements about gases is false?
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!