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galben [10]
3 years ago
12

When your grandparents were growing up, they ate

Chemistry
1 answer:
Kryger [21]3 years ago
5 0
It is fresher because of new transportation techniques and refrigerated trailers.
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Chemicals (and humans) are all about what
DerKrebs [107]

Answer:

Atoms, and chemical make up

Explanation:

Our bodies and any other terrestrial body are formed with atoms, those same atoms from a chemical make-up that creates items, such as water with 2 hydrogen atoms and 1 oxygen atom is formed. In essence, we all are about atoms and chemical makeup is the instruction on how to build us

4 0
3 years ago
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How many pi bonds are in the oxalate ion (C2O42-)?
suter [353]

Answer:there are 13

Explanation:

4 0
3 years ago
Which elements above will form cations? List them below.
cricket20 [7]

Answer:

Halogens always form anions, alkali metals and alkaline earth metals always form cations. Most other metals form cations (e.g. iron, silver, nickel), whilst most other nonmetals typically form anions (e.g. oxygen, carbon, sulfur).

Explanation:

Examples: Sodium (Na+), Iron (Fe2+), Ammonium (NH4

7 0
3 years ago
Which of these descriptions are properties of salts? Check all that apply.
Stels [109]

❌formed by 2 ions

❌ionic bonds

✅yes because of solvation

✅yes electrolytes are substances that break apart into ions when dissolved

✅in itself but salt water is a good conductor

✅such as water

4 0
3 years ago
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An element has an atomic number of 18 and an atomic mass of 40. The number of neutrons in the nucleus of an atom of this element
Vikentia [17]

Answer: 22 neutrons

Explanation: 40 is the mass number = atomic mass = total number of protons and neutrons in atomic nucleus

18 is the number of protons in the nucleus of this atom

Then 40 - 18 = 22 neutrons

and this is Argon

7 0
2 years ago
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