Answer:
there are 13 moles in the compound
Answer: 41 7/10
Explanation: The mark is on the seventh out of ten marks
Answer:
it will have 1 valence electron as its in the first group in the periodic table.
It will lose electrons as its easier.
The charge will be 1+ as it lost 1 .
false is the answer to this question.
Answer:
no. of moles = measured mass of substance/ molar mass of the constituted elements
Explanation:
No. of moles of 2.0g NaCl= 2/(23+35.5) = 0.034mol