Answer:
Explanation:
Reactions occur when two or more molecules interact and the molecules change. Bonds between atoms are broken and created to form new molecules
The Earth is divided into three chemical layers: the Core [Inner Core (D) and Outer Core (C)], the Mantle (B) and the Crust (A). The Core is predominantly composed of iron and nickel. Even after 4.5 billion years of cooling, the Earth's core remains very hot.
Answer: to find a cure for the common cold to produce insulin for diabetics
Explanation: It has helped many people
Answer: ?
Explanation: I translated this and It makes no sense.
Tôi đã dịch điều này và nó không có ý nghĩa.
M = amount of the solute / mass of the <span>solvent
0.523 = x / 2.00
x = 0.523 * 2.00
x = 1,046 moles
molar mass KI = </span><span>166.0028 g/mol
</span><span>
Mass = 1,046 * 166.0028
Mass </span>≈<span> 173.63 g
hope this helps!
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