What is an isotope?

Chemistry

2 answers:

Marysya12 [62]3 years ago

5 0

Answer:

C: Atoms of the same element that have similar chemical properties but have different numbers of neutrons

Could I please have BRAINLIEST.

Usimov [2.4K]3 years ago

4 0

Answer: C.

Explanation:

They are the same elements that contain same number of protons, but different numbers of neutrons.

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A) Devices that transfer kinetic energy have what for their source of power?

GarryVolchara [31]

Answer:

A) Devices that transfer kinetic energy have a source of power that is in motion

Kinetic energy is the energy in motion, as such, a device that transfers kinetic energy transfers the energy the power source has into other energy forms

B) Kerosene does not easily cold start like diesel which can burn after compression

C) The first law of thermodynamics states that energy is conserved and it can neither be created nor destroyed, but can be changed from one form to another.

Therefore, when energy is not available in a given location or body, it cannot be obtained from that body or location

Explanation:

4 0

4 years ago

A substance that speeds up the rate of a chemical reaction is called

NeTakaya

I'm not going toblie I'm stuck with A and B. But to me my gut says A

8 0

3 years ago

Read 2 more answers

PLEASE HELP! Class is almost ending, I don't want to repeat.

nikklg [1K]

ANSWERS:

1. $2KClO_{3}$ ⇒ 2KCl + $3O_{2}$

2. $H_{2} C_{2} O_{4} + 2NaOH$ ⇒ $Na_{2} C_{2} O_{4} + 2 H_{2} O$

3. $2 C_{10} H_{22} + 31O_{2}$ ⇒ $20C O_{2} + 22 H_{2} O$

4. $4 H_{2} + Fe_{3} O_{4}$ ⇒ $3Fe +4 H_{2} O$

5. $4P + 5 O_{2}$ ⇒ $2 P_{2} O_{5}$

I have attached my work for 1-3. I would like to see if you can get 4 and 5 on your own. but, if you are struggling/copnfused please let me know in the comments! :)