The reaction of zinc withhydrochloric acid. Zn + 2HCl → H2 + ZnCl2. In here, zinc, an element, willreplace the halogen chlorine in the compound hydrochloric acid to form ahydrogen gas and zinc chloride molecule.
B. 1 m/s.
C. 1 m/s².
D. 1 m/s north.
B. 93.3°C.
C. 840°C.
D. 37.8°C.
C = 5/9 x (°F - 32)
C = 5/9 (200 - 32)
C = 5/9 x 168
C = 37.74 C or to round off 37.8 C
Hope this helps
The answer is that it is lower because it is harder to get something to move than to make it continue moving due to molecular interactions and inertia.