Answer:
the answer is calcium....
Answer:
The value of the final velocity is 
Explanation:
Generally from kinematic equation

Here a is the acceleration which is equivalent to g
So

substituting 6 m for s , 4.2m/s for u


a person who comes to live permanently in a foreign country.
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Answer:
Cd(NO3)2 + Na2S --> CdS + 2 NaNO3
Explanation: