Answer:
Both are pure substances and a compound
2. Metals react with water and release hydrogen gas. Explain why non-metals do not release hydrogen gas when reacted with water.
1 answer:
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First, determine the number of moles of gold.
Number of moles =
Given mass of gold =
Molar mass of gold = 196.97 g/mol
Put the values,
Number of moles of gold =
= or
Now, molarity =
Put the values, volume of ocean =
Molarity =
=
Thus, average molar concentration =
Answer:
The Electron Configuration for Sulfur(S)= 1s^2 2s^2 2p^6 3s^2 3p^4
Explanation:
Use the sheet attached to help with a future question. (Hint: Follow the red lines). The atomic number will be equal to the number of powers raised.
