A single line indicates a bond between 2 atoms .
Answer:
Part a)

Part b)

Explanation:
As we know that initial speed of the car is



now we have



Part a)
As we know that acceleration is constant here
so we have


Part b)
distance moved by the car is given as

now we have


Answer:
Explanation:
5 C = 278 K
25 C = 298 K
V1 / T1 = V2 / T2
1.5L / 278 K = V2 / 298 K
V2 = (1.5L * 298) / 278
V2 = 1.61 L