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LenKa [72]
3 years ago
12

Which is older? Dinosaurs or Grasshoppers?

Chemistry
2 answers:
Zielflug [23.3K]3 years ago
6 0
Grasshoppers would be the correct answer.
Serjik [45]3 years ago
3 0

Answer:

<em><u>i think grass hopper</u></em>

Explanation:

answer my question i am am brainiest

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NH3 is a weak alkali that does not dissociate fully into its solution. Which of the following is true about NH3?
NemiM [27]

Answer:

Answer:

B. It's dissociation is a reversible reaction

Explanation:

NH3 is a weak alkali that does not dissociate fully into its solution. Only parts of the ammonia takes part in the dissociation process.

NH3 + H20 —> NH4+ + OH-

This dissociation is reversible which means the reactants can be formed from the product gotten from the dissociation

It has a high pH due to its basic nature. It also has a Low concentration of H+ ions and not all the OH- ions are released.

6 0
3 years ago
Wood is mainly cellulose, a polymer produced by plants. One use of wood is as a fuel in campfires, fireplaces, and wood furnaces
Alja [10]

Answer:

C6 H10 O5+ 6O2-----> 6CO2+5H2O+heat

Explanation:

There are 6 carbon atoms in reactants to balance you put coefficient 6.

This makes the oxygen in CO2 12 so to balance put 6 in oxygen in reactants.

There are 10 hydrogen atoms in reactants to balance you put 5 in front of H2O in products.

If u recheck: 6 C atoms in reactants, 6 C atoms in products.

10 H atoms in reactants, 10 H atoms in products.

17 O atoms in reactants, 17 O atoms in products.

6 0
3 years ago
How do mixtures form?
LenKa [72]

Answer:

A mixture is created when two or more different substances are physically combined and can be separated back into its original substances. A chemical reaction occurs when two or more substances are combined to form a new substance and cannot be separated back into its original substances.

Explanation:

4 0
3 years ago
Read 2 more answers
As the temperature of a gas increases with the volume remaining constant, the pressure of the gas A) decreases B) increases C )
Bess [88]

Answer:

B) increases

higher temperature = higher pressure

8 0
3 years ago
Characterized mixture water + sulfur?
Vadim26 [7]
I think this is what your talking about.

5 0
4 years ago
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