Dec 6, 2016 · 54 cm ≈ 21 Inches In chemistry, you can do a conversion factor. See the image below: (I'm very sorry, this picture has a typo, the 0.492701 In. should be 0.393701 In. I'm very …

Jun 15, 2015 · The recoil velocity of the rifle: -"0.9 m/s" The total kinetic energy after the bullet is fired is "677 J" So, you have a 5-kg rifle that fires a 15-g bullet with a velocity of 30,000 cm/s …

Jun 6, 2017 · 9.80 xx 10^5 "J" To find the kinetic energy E_k of an object with a known speed v and mass m, we can use the equation E_k = 1/2mv^2 In most all circumstances, the units for …

What is 8.4 m/s in km/h? What is 26 cm/s in m/min? Question #8466e How do you convert 32.4 meters per second to miles per hour? Question #73d69 A has a mass of 40 kg. What is the …

Apr 28, 2018 · Ans-7500m^2 1km^2=1,000,000 m^2 Then using unitary method 0.0075km^2= 1,000,000*0.0075m^2 =7,500m^2

May 9, 2016 · Zinc metal will be the limiting reagent. DeltaH_("rxn / mol AgNO"_3) = - "179.7 kJ mol"^(-1) !! LONG ANSWER !! You can determine the limiting reagent by using the information …

Dec 9, 2015 · 1225 N/m A spring constant for a 'simple spring' is usually written as the k in: F= -kx For force of a 10 kg weight is calculated using gravity: F = mg F = 10*9.8 = 98 N The x in the …

Aug 3, 2017 · Convert all values into a form that you can manage with. Order accordingly. The easiest way to do this is to evaluate them into a form that is easy to manage. In my opinion, I …

Feb 17, 2016 · If the length of a #23 cm# spring increases to #53 cm# when a #10 kg# weight is hanging from it, what is the spring's constant?

Feb 28, 2018 · r = 7.2 r varies inversely as t, => r prop 1/t -----(1) but directly as the square of m => r prop m^2 -----(2) Combining (1) and (2): r prop m^2/t writing it as a equation (removing …