Waqar

This page lists questions and answers that were posted by visitors named Waqar.

Questions

The following questions were asked by visitors named Waqar.

in a fraction the numerator exceeds 3 denominator, find the village knowing that decreasing 6 both terms of the fraction you get a new fraction that exceeds 9/20

Which if the following has the greatest number of particles 4g of lithium (atomic mass of li=7) 4g of chlorine gas (cl2) (atomic mass of cl=35.5) 4g of hydrogen gas (h2) (atomic mass of h=1) 4g of water (atomic mass of h=1, atomic mass of o= 16

Answers

The following answers were posted by visitors named Waqar.

Vi= 90km/h = 25m/sec Vf = 0 m/sec S= 0.72 m a= ? SOL: By 3rd equation of motion, we have 2aS = Vf2 - Vi2 a = -434 m/sec2

Your should take final-initial temperature on both sides. On left hand side, u r taking initial minus final whereas on right hand side u r taking final minus initial which is wrong