Answer:
1) Ethyl alcohol ( ethanol)
2) di methyl ether(methoxymethane)
Explanation:
1) Ethyl alcohol ( ethanol)
CH₃ - CH₂ - OH
H H
H - C - C - O - H
H H
2) di methyl ether(methoxymethane)
CH₃ - O - CH₃
H H
H - C - O - C - H
H H
0.425
BECAUSE 1000g makes 1Kg
so 425g will make 0.425 option a
during free fall acceleration doesn't depends on initial speed
in free fall acceleration is given by
so for all cases of initial speed its acceleration is always equal to "g" and magnitude equal to 9.81 m/s^2