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USPshnik [31]
3 years ago
8

Please HELP!!! I DESPERATELY NEED THESE TO BE CORRECT!

Chemistry
2 answers:
Butoxors [25]3 years ago
7 0

Answer:

A

Explanation:

kramer3 years ago
6 0

Answer:

i only know 6 whitch is the +ion

Explanation:

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Isotopes of elements have different:
Ray Of Light [21]
<span>Isotopes are atoms of the same element with the same number of protons and same number of electrons but with <span>different number of neutrons. They differ in the number of neutrons that is why they also differ in mass numbers. Since they have the same number of protons, they have the same atomic number. 
For instance, when the nucleus of the isotope with a 68.926 amu, there are 30 protons and 39 neutrons in the nucleus. The best example for this is Zn (zinc-69 isotope) and Ga (gallium-69 isotope) which has 68.926 amu and 68.925 amu respectively. 
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3 years ago
To what class of minerals do gold,silver &amp; copper belong?
dolphi86 [110]
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3 years ago
Alkaline batteries adopted their name from the _____ that is present in the reactions at both the zinc anode and the MnO2 cathod
Paul [167]

Answer:

hydroxide ion

Explanation:

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2 years ago
Identify the elemant that is a nonmetal , a gas, and has an element symbol that starts with the letter a
lukranit [14]
The element that is a nonmetal, a gas, and has an element symbol that starts with the letter a is Ar (Argon).
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6 0
4 years ago
Convert 145 meters to kilometers.
Sphinxa [80]

Divide by 1000

145÷1000=0.145

Hope this will be helpful.

4 0
1 year ago
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