Molar mass KCl = <span>74.5513 g/mol
Number of moles:
21.9 / 74.5513 => 0.293 moles
Volume = 869 mL / 1000 => 0.869 L
Molarity = moles / Volume
Molarity = 0.293 / 0.869
=> 0.337 M</span>
Answer:
3
Explanation:
If we want it to be rounded to one significant figure, it will be 3.
The answer is C, I hope this answers your question :)
Answer:
Vanadium(IV) sulfide = VS2 (B)
Explanation:
2nd part
Copper(I) nitrate = CuNO3 (A)
I’m not 100% sure but I think it’s C