2 years ago

What needed to be present in marine mud to form fossil fuels?

1 answer:

8 0

When organisms and plants died and sank to the bottom of swamps and oceans, brown soil-like materials called peat are formed. Over millions of years, the peat became covered with sand, clay and other minerals and the peat is converted into layers of sedimentary rocks. After a long time, different type of fossil fuels are formed.

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The process by which DNA becomes mRNA occurs where within the cell?

creativ13 [48]

Answer: Transcription

In eukaryotic cells, transcription takes place in the nucleus. During transcription, DNA is used as a template to make a molecule of messenger RNA (mRNA). The molecule of mRNA then leaves the nucleus and goes to a ribosome in the cytoplasm, where translation occurs.

Hope this helps!

-DizzyImDizzy

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2 years ago

Which property among the following is best suitable for metalloids

QveST [7]

Answer:

2. Have the property of metals and non-metals

Explanation:

A metalloid is a substance that posseses the characteristics of both metals and non-metals. In other words, it can be said to be an intermediary between metals and nonmetals.

According to this question, a metalloid

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3 years ago

A 2.50 L solution contains 5.00 g of NaOH, which has a molecular weight of 40.00

Fantom [35]

Answer:

0.313mol/L

Explanation:

$\frac{5.00}{40.00} \times 2.50 = 0.3125$

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2 years ago

Which substances can act as an arrhenius acid in aqueous solution

My name is Ann [436]

HI acts as an arrhenius acid in solution. It will dissociate into H⁺ and I⁻ therefore being a proton donor. (HI is actually one of the 7 strong acids)
I hope this helps.

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2 years ago

An element had five valence electrons for bonding. This element is most likely which of the following?

hichkok12 [17]

Atoms in the nitrogen family.
or phosphorus arsenic antimony and bismuth

Have a great day young scientist

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2 years ago