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
tester [92]
3 years ago
11

Pls help! Will mark brainliest! 55 Points!​

Chemistry
2 answers:
vlada-n [284]3 years ago
7 0
It is 7cm squared so just type 7
GenaCL600 [577]3 years ago
6 0

Answer:

7cm square is the answer

Hope it's helpful

You might be interested in
What happens to your blood glucose level if you do not eat lunch? is a testable question?
MaRussiya [10]

Answer:

Causes the glucose level to drop

8 0
3 years ago
Read 2 more answers
A student does not observe a change when holding a test tube in a flame. However, a change is expected. What is the most likely
love history [14]
Heat is energy, and that energy would eventually cause the object to undergo a phase change.
5 0
3 years ago
Read 2 more answers
Can someone help me with number 4? Please and thank you
kipiarov [429]

Answer:

1st Blank: <em>1 Co</em>

2nd Blank:<em> 2 Na2S</em>

3rd Blank:<em> 4 Na</em>

4th Blank:<em> 1 CoS2</em>

Explanation:

<em>Trust me</em>

6 0
3 years ago
Hello &lt;3 I just need some help with periodic table of elements.
garik1379 [7]

Answer:

11

Explanation:

An atomic number of 11 means this atom will have 11 protons. A mass number of 23 means 23 - 11 this atom will have 12 neutrons. Since this atom is neutral the positive protons must be equal to the negative electrons. This atom will have 11 electrons

8 0
3 years ago
Read 2 more answers
To decrease the rate of reaction you would ... *
STALIN [3.7K]
Answer: it’s number 2 add a catalyst

Hopefully this helped :)
4 0
3 years ago
Read 2 more answers
Other questions:
  • You observe heat, light, and sound released by a chemical reaction. This reaction is (2 points)
    13·1 answer
  • Houses with carpet are much quieter than houses with tile or hardwood floors because of sound wave
    12·2 answers
  • What is the more reactive metal CA or Ra
    14·2 answers
  • Which substance below has the greatest mass?
    8·1 answer
  • Why does spda fizz when you put a paper straw in it?
    5·1 answer
  • What is a barometer?
    5·2 answers
  • Classify each of the following as an element, a compound, a homogeneous mixture, or a heterogeneous mixture: (a) seawater, (b) h
    9·2 answers
  • During trial 1, the limiting reactant is __________ because_____________________________.
    12·1 answer
  • Which word goes we’re ?
    10·1 answer
  • Things that are too small (or too large) to see can be studied with models
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!