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
barxatty [35]
3 years ago
11

Please help, only a couple of days left!!!

Chemistry
2 answers:
Zinaida [17]3 years ago
4 0
Bit bang has to do it with ut
s344n2d4d5 [400]3 years ago
3 0

Answer:

the heat from the universe during the big bang

a.k.a.

ITS A

Explanation:

the universe is still expanding, so what is gonna be used to create that new matter that's expanding the universe? energy and heat from the beginning of the universe! the universe started off as this point that was probably smaller than a quantum foam and infinite heat and started expanding from there

You might be interested in
Between these three liquids, which one would burn through this website's new "interactive" advertising system the fastest? (aski
Novosadov [1.4K]

Answer:

Most likely A. Molten lava, since it straight up melts the equipment which is much faster than chemicals dissolving the equipment like hydrochloric acid and nitric acid.

Explanation:

Hope this helped!

P.S. Sure, why not?

5 0
3 years ago
2 Na2O + CO = Na2CO3 + Na
Vikki [24]

Moles of Na_2O

  • Given mass/Molar mass
  • 35/62
  • 0.56mol

2 mols Na_2O produces 1 mol sodium carbonate.

1 mol sodium oxide produces 0.5mol sodium carbonate

Moles of sodium carbonate

  • 0.56(0.5)
  • 0.28mol

Molar mass

  • 2(23)+12+3(16)
  • 46+12+48
  • 106g/mol

Mass

  • 0.28(106)
  • 29.7g
8 0
2 years ago
1) Identify which reaction is NOT a chemical reaction.
Ksivusya [100]

Answer:

a) is the answer as water directly changes its state

5 0
3 years ago
This chart shows characteristics of three different types of atoms.
g100num [7]

Answer:

Atom X will accept electrons from Atom Y.

Explanation:

6 0
3 years ago
Read 2 more answers
Can a particle be a single atom?
shtirl [24]
Yes it can be. 
<span>particle can be a single atom,  an atom makes the smallest possible particles.. </span>
3 0
3 years ago
Read 2 more answers
Other questions:
  • Which of the following describes an atom
    10·2 answers
  • 1. The most useful ore of aluminum is bauxite, in which Al is present as hydrated oxides, Al2O3⋅xH2O The number of kilowatt-hour
    8·1 answer
  • In carbon NMR, the carbon atom of the carbonyl group in aldehydes and ketones has a chemical shift of about:
    8·1 answer
  • List the following aqueous solutions in order of increasing boiling point: 0.12 m C6H12O6, 0.05 m LiBr, and 0.05 m Zn(NO3)2. Exp
    5·1 answer
  • Which is larger 1 inch or 1 centimeter?
    11·1 answer
  • Which of the following organisms would NOT be in the first trophic level of an energy pyramid?
    6·2 answers
  • What is the area under the curve for the histogram below?
    7·2 answers
  • This graduated cylinder has numbers representing milliliters. A student says that the volume of the liquid inside is 21.8 millil
    15·1 answer
  • (show all your work)
    12·2 answers
  • Solve the following question
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!