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
Lapatulllka [165]
3 years ago
8

What is a level 7-8 grade science fair project I can do?

Chemistry
1 answer:
Delicious77 [7]3 years ago
4 0
Making an atom or a virus structure
You might be interested in
Why can molar mass be used as a conversion factor
Gre4nikov [31]

From the relative atomic mass of each element, it is possible to determine each element's molar mass by multiplying the molar mass constant (1 g/mol) by the atomic weight of that particular element. The molar mass value can be used as a conversion factor to facilitate mass-to-mole and mole-to-mass conversions.

5 0
2 years ago
Read 2 more answers
Guanidin HNC(NH2)2 is a fertilizer. What is the percent by mass of nitrogen in the fertilizer
Katyanochek1 [597]

Answer:

71.1%. , is a fertilizer.

7 0
2 years ago
According to the phase diagram for water, how is the state of water determined?
ad-work [718]
I believe it’s 2? Because it’s saying read the temperature. Which is basically saying look at what state the water is in. Ex: hot or cold
5 0
3 years ago
Read 2 more answers
If an object is accelerating the forces acting on the object are ?​
belka [17]

Answer:

If an object is accelerating the forces acting on the object are BALANCED.

Explanation

if an object is moving at a constant rate of acceleration, the the forces acting upon it are balanced .

7 0
3 years ago
How does the number of coupons you use affect the amount of money you save?
slega [8]
Using coupons seems like an old-fashioned, time-consuming way to save a few cents on the products you buy at the grocery store. After all, most coupons don't usually have a face value of more than $1 and, quite often, they're worth far less. But done properly, couponing can save you thousands of dollars every year.
7 0
3 years ago
Other questions:
  • The oxidation number of As in Na3AsO2 is
    11·1 answer
  • To 25mL of 0.90M HCl, 275mL do distilled water is added. What is the molarity of the resulting solution?
    7·1 answer
  • Help with the correct answer please
    7·1 answer
  • "how is the stomach lining protected from the strongly acidic ph of its contents?"
    7·1 answer
  • If hydrogen and oxygen were to chemically bond together, what kind of bond would be created
    7·1 answer
  • Which of the following elements is an example of a metalloid?
    9·2 answers
  • V. = 22.4 L; P= 1 atm;<br> P, = ? atm; V, = 2.8 L
    14·1 answer
  • Do Gas Laws apply to Liquids and why?
    15·1 answer
  • The original list from the Stockholm Convention on Persistent Organic Pollutants (POPs) of 12 hazardous chemicals, called the __
    12·1 answer
  • Help plz:)))I’ll mark u Brainliest
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!