Chemistry Middle School

which properties can be used to differentiate between oxygen and helium

Answers

Answer 1

Answer:

Oxygen reacts with elements and compounds quickly however helium doesnt react as quick.

Explanation:

hope that helped. if you want a further explainations feel free to contact me

Answer 2

Answer:

Helium is a chemically inert noble gas. Oxygen quickly reacts with many elements and compounds, while Helium does not react with any. Helium has many unique properties: low boiling point, low density, low solubility, high thermal conductivity and inertness.

Related Questions

can please help me me

Answers

The reactants are the original elements, before a reaction.

So I think they are CH4 and O2

i honestly don’t know.

What is common among elements in the same group?

Answers

Answer:elements are arranged in increasing atomic number from left to right

Explanation:

Answer:elements are arranged in increasing
atomic number from left to right

1. UAE Government has banned single use of plastic carry bags. Shopkeepers and malls are advised to promote the use of reusable paper and cloth bags. What is a likely reason for the ban of plastic?
(a) as part of a wider initiative to protect the environment and reduce waste.
(b) They get completely burnt and removed from the environment.
(c) They get degrade naturally in the soil to release harmful substances.
(d) They require a large number of bacteria for their degradation.

Answers

The answer is A.) protect the environment and reduce waste

Answer: a)

The reason for the ban on plastic is to protect the environment and reduce waste.

3. The image shows some products that are made up of different type of plastics

Which products are correctly matched with the type of plastic?
(a) Q and R- thermosetting plastic
(b) P and Q- Thermosetting plastic
(c) R and S- Thermoplastic
(d) S and P- Thermoplastic

Answers

Answer:

Explanation:

Thermoplastic is meltable right?

The answer to your question is D

Can you please help me

Answers

Answer:it is c

Explanation:

Answer is C, it is the most balanced equation

A student classifies chromium as ductile but not carbon. What explains the classification?
(a) Chromium can be drawn into thin wires, but carbon cannot.
(b) Chromium can be made into thin sheets, but carbon cannot.
(c) Chromium can be beaten to make sound, but carbon cannot.
(d) Chromium can be plated over other metals, but carbon cannot.

Answers

Answer:

c I hope this helps

Explanation:

I hope this helps

C is the answer Can you make me brainlest

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