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
Mandarinka [93]
3 years ago
11

Help me please guys :)

Chemistry
1 answer:
nika2105 [10]3 years ago
6 0

Explanation:

1. Methane

2. Diamond

3. not sure : )

You might be interested in
Circle the term or phrase in parentheses that makes each statement true.
Nataly_w [17]
A substance that produces hydrogen ions is an acid
4 0
3 years ago
Read 2 more answers
A breakfast of cereal, orange juice, and milk might contain 230 nutritional Calories. How much is this in Joules?
Sophie [7]

Answer:

B

Explanation:

962,320 J

230 nutritional Calories in Joules is 962,320 J

4 0
2 years ago
A cooling curve has two flat lines, or plateaus. What does the plateau at the higher temperature represent?
blagie [28]

Answer:

It is in the state of "thermal arrest"

Explanation:

The temperature stays constant during the phase change process . This is because the matter has more internal energy and heat has to be taken away for the solidification process to begin. The energy that is required for a phase change is know as latent heat (which is the energy released or absorbed by a body during a thermodynamic process).

5 0
3 years ago
Read 2 more answers
17. What is the symbol for the element that forms a.
stepladder [879]
The answer is (C) Al
8 0
3 years ago
What is the mole-to-mole ratio between N2 and H2?
spin [16.1K]
Remember, look at the coefficients in the balanced equation! Here are three mole ratios:
1 mole<span> N2 / </span>3 moles<span> H2.</span>
3 moles<span> H2 / 2 moles NH3.
</span>


5 0
3 years ago
Other questions:
  • This is a characteristic of the elements in the periodic table that shows a pattern. It may increase or decrease across or down
    10·2 answers
  • SCIENCE!!! HAHA X'D : Which one of the following is an element?
    7·2 answers
  • Is fermenting wine a chemical or physical change?
    14·1 answer
  • Moises performs a chemical reaction according to the reaction
    10·1 answer
  • Air containing 20.0 mol% water vapor at an initial pressure of 1 atm absolute is cooled in a 1- liter sealed vessel from 200°C t
    12·1 answer
  • 1. As Z stays constant and the number of electrons increases, the electron-electron repulsions _____, and the anion becomes larg
    9·2 answers
  • How can you change a objects state of matter
    5·1 answer
  • Which of the following compounds contains an ionic bond? *will give brainliest plus 15 points*
    8·1 answer
  • Can someone please help. I have no idea how to do this
    15·1 answer
  • What is the atomic mass of Sulfur?
    11·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!