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
lianna [129]
2 years ago
7

someone pls help me with my chemistry test plsss my teacher changes the questions so I can't search them up. its 21 questions so

I have to upload multiple posts but look at my account to get the rest pls.

Chemistry
1 answer:
tiny-mole [99]2 years ago
5 0

Answer:l                                          

Explanation:

You might be interested in
Gt4rgbrbrtbr\t?<br>frehjkgbrtnvboror
3241004551 [841]

Answer:I can't see any question

8 0
3 years ago
Which is a common unbalanced force acting on objects in motion?
Semmy [17]

Answer:

a. friction

Explanation:

What is a common unbalanced force acting in motion? Common forces that are often unbalanced include the force of gravity and applied forces. When these forces are unbalanced, objects accelerate, change their position and find new configurations for which all forces are again balanced.

Friction is a kind of force.

5 0
2 years ago
Read 2 more answers
How many liters of ammonia gas can be formed from 54.1 liters of hydrogen
Aleks04 [339]
 <span>The reaction is N2 + 3H2 -> 2NH3 
So the amount of NH3 formed is 2/3 of the amount of H2 = 2/3 * 13.7 = 9.13 Liters.</span><span>The answer is 9.13

</span>
5 0
3 years ago
Which distinguishes chemical changes from physical changes?
7nadin3 [17]

Answer:

In a chemical reaction, there is a change in the composition of the substances; in a physical change there is a difference in the appearance, smell, or simple display of a sample of matter without a change in composition.

Explanation:

7 0
3 years ago
HELP PLEASE!! ASAP What would the mass be in kg?
fgiga [73]

Answer:

i guess answer is 0.0600

Explanation:

Here,

Density=0.791g/cm^3

Volume=75.89ml

So,

Mass=Density*Volume

=0.791g/cm^3×75.89ml

=60.02g/cm^3.ml

Expressing them in kg

60.02/1000

=0.0600 kg

4 0
2 years ago
Other questions:
  • How do buffers work in the human body?
    11·2 answers
  • The decomposition of hydrogen iodide on a gold surface at 150 °C HI(g)½ H2(g) + ½ I2(g) is zero order in HI with a rate constant
    5·1 answer
  • Define radioactivity and write down properties of radioactive Ray's
    13·2 answers
  • 80g of sodium hydroxide reacts with excess sulfuric acid to produce 142g of sodium sulfate. What mass of sodium hydroxide would
    7·1 answer
  • Initially 10.0 mL of water was placed in a graduate cylinder and then a solid metal was immersed in the water in the graduated c
    10·1 answer
  • HELP PLEASE
    9·2 answers
  • Please help urgent !!! How does an instant cold pack get cold so quickly?
    5·2 answers
  • What is Molecule made off?<br><br>a) Electrons<br>b) Protons<br>c) Atoms<br>d) Nuclei​
    11·2 answers
  • Which expression has a value of 10
    8·1 answer
  • In the chemical formula below, how many H atoms are present?<br> SNH4OH
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!