3 years ago

Which is a key element found in all carbohydrates, lipids, proteins, and nucleic acids?

Chemistry

1 answer:

klemol [59]3 years ago

8 0

Carbon because they all have CHO in the chemical equations

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3 years ago

Halogens combine with most metals to form _ such as _

Mekhanik [1.2K]

Covalent bonds such as Sodium Fluoride.

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4 years ago

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2 years ago

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When does a spring tide take place? At the beginning of spring Only during the spring season Only after spring is over At any ti

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At any time.

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4 years ago

Which particle has a mass of 9.11 x 10^-28g and charge of -1?

Jet001 [13]

QUESTION:- Which particle has a mass of 9.11 x 10^-28g and charge of -1?

OPTIONS:-

A. electron

B. proton

C. neutron

ANSWER:-

CHARGE ON PROTRON IS +1 AND IT HAS MASS OF $1.6 \times 10 {}^{ - 27}$ SO IT CANNOT BE URE ANSWER

THERE IS NO CHARGE ON NEUTRON AND HAS MASS ALMOST EQUAL TO THE PROTON SO IT ALSO CANNOT BE URE ANSWER

MASS OF THE ELECTRON:- $9.11 \times 10^{ - 28}$

CHARGE ON ELECTRON:- $-1$

SO URE ANSWER IS ELECTRON

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3 years ago