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3 years ago

What do The representative elements include

Chemistry

1 answer:

Tatiana [17]3 years ago

8 0

Answer:

aajajjajajajajajajajajdsjsjjx jajajjajajajajaisjn

Explanation:

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Which of the following has the correct name for either the acid or base

Vlad1618 [11]

Answer:

Explanation:

harmless

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6 0

3 years ago

I know that one of them is multiple choice but i’m not sure which one it is.

Evgen [1.6K]

Explanation:

1. neutrons

2. protons

3. protons and neutrons

4. neutrons

5. electrons

I'm not sure with 1 and 4, sorry :<

5 0

3 years ago

Compare and contrast the atomic structure of the chlorine-35 and chlorine-37 isotopes

katrin [286]

Chlorine-35 and 37 both have the same number of protons. Chlorine-37 has two more neutrons.

hope this helps!

3 0

3 years ago

The diagram above represents a reflex arc in a human. This pathway responds when someone touches something that causes pain, suc

Vinil7 [7]

Answer:

C) Integumentary, nervous, muscular

Explanation:

When a human body touches a hot stove , our sense organ which is integumen first of all receives the impulse of heat . The impulse is transformed into electrical signal which is transmitted to brain which is a part of nervous system . Then brain processes it and command signal is sent to muscle of hand to move it away from that place . Hence the order is

Integumentary, nervous, muscular .

4 0

4 years ago

Decide which element probably forms a compound with hydrogen that has a chemical formula most and least similar to the chemical

Tema [17]

The question is incomplete, the complete question is shown in the image attached to this answer

Answer:

Most similar - sulphur

least similar- gallium

Explanation:

The compound formed when hydrogen reacts with oxygen is water. The chemical formula of water is H2O.

Water is very similar to H2S which is the compound formed when hydrogen reacts with sulphur. The bonds in water and H2S are both polar covalent bonds.

However, gallium is a metal and its hydride (GaH3) is least similar to water.

6 0

2 years ago