Crushing particles of solute. The more surface area of the solute exposed to the solvent the faster the solute will dissolve and react with the solvent
As we know that mass of the box is given as
m = 9.5 kg
acceleration of the box is given as
so by Newton's II law we can say
now we can substitute all the values in it
So it required 9.5 N force to slide it
Answer:
i think its B
Explanation:
i found the answer on another website hope its the right answer :)
B) 1950-1959
Sputnik I was launched on October 4, 1957