Question

if for example there is one equation in which hydrogen say 2 on reactant side and on product side hydrogen is 3 while all other elements are same both on reactant and product side . So how to solve this type of equation??​

Answer 1

Explanation:

Acceleration is the rate of change of velocity. Usually, acceleration means the speed is changing, but not always. When an object moves in a circular path at a constant speed, it is still accelerating, because the direction of its velocity is changing

Answer 2

Explanation:

Its 90 degrees. The angle between two vectors [math]a[/math] and [math]b[/math] is 60°.

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