3 years ago

Five students had to answer the question how are elements arranged in a periodic table

Chemistry

1 answer:

attashe74 [19]3 years ago

8 0

As the atomic number of an element increases, so does the atomic weight(mass). It should be the first option.

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All scientific discoveries are made in a laboratory. True False pls helppp

goblinko [34]

Answer:

i would say false.

Explanation:

some discoveries are made as people continue exploring the world...........they are just prooved in the laboratory, while there are other which are still made in the lab and are also examined there.

4 0

3 years ago

God, cure my stupidity.

Cloud [144]

The answer is the third one

4 0

3 years ago

Read 2 more answers

An atom

Natasha2012 [34]

Answer:

Doesnt take up space

Explanation:

Looked it up lol

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3 years ago

Sulfur trioxide is a gas that reacts with liquid water to produce aqueous sulfuric Acid or acid rain what is the equation for th

bearhunter [10]

Answer:

SO₃(g) + H₂O(l) → H₂SO₄(aq)

Explanation:

The molecular formula for the involved species are:

Sulfur trioxide = SO₃. ("trioxide" indicates the presence of 3 oxygen atoms).

Water = H₂O

Sulfuric acid = H₂SO₄

With the above information in mind we can proceed to write the reaction equation:

SO₃(g) + H₂O(l) → H₂SO₄(aq)

5 0

2 years ago

What was the result of heating the mixture? All BUT ONE choice is correct.

snow_tiger [21]

Answer:

w gang alright

Explanation:

ay its b alright

4 0

3 years ago