2 years ago

What is a chemical formula?

1 answer:

4 0

Answer:

A chemical formula is a way of presenting information about the chemical proportions of atoms that constitute a particular chemical compound or molecule, using chemical element symbols, numbers, and sometimes also other symbols, such as parentheses, dashes, brackets, commas and plus and minus signs.

Explanation:

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What is the property of a neutron?

UNO [17]

Answer:

A) 0 charge

Explanation:

neutron=neutral

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2 years ago

Pls help 2-3 tyvm ‏‏‎ ‎ ‏‏‎ ‎ ‏‏‎ ‎ ‏‏‎ ‎ ‏‏‎ ‎ ‏‏‎ ‎ ‏‏‎ ‎ ‏‏‎ ‎ ‏‏‎ ‎ ‏‏‎ ‎ ‏‏‎ ‎ ‏‏‎ ‎

Triss [41]

Answer:

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Explanation:

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2 years ago

Which of these elements is the most ductile?

Inessa05 [86]

The answer is going to be mercury

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2 years ago

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Please write thoughtful, concise summaries of your findings in paragraph form. Include key calculation values and point out what

dedylja [7]

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2 years ago

Select all the species that are ions. HCl NaCl NH4+ H2PO4- CCl4 H3O+

nata0808 [166]

Answer:

NH₄⁺

H₂PO₄⁻

H₃O⁺

Explanation:

An ion is an atom or molecule with a net electric charge due to the loss or gain of one or more electrons.

Ion may be positively charged "cation" or negatively charged "anion".

Neutral molecule has a net charge of zero.

So, the species that are ions are:

NH₄⁺

H₂PO₄⁻

H₃O⁺

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3 years ago