Two comets are 300 m apart. One comet has a mass of 80,000 kg. The
force between them is
1.48 x 10-6 N. What is the mass of the
other comet?
A) 25,000 kg
B) 250 kg
C) 3700 kg
D) 500 kg

The fact that the total amount of energy in a system remains constant is a(n)

Consider the following unbalanced equation for the combustion of hexane: αc6h14(g)+βo2(g)→γco2(g)+δh2o(g) part a balance the equation. give your answer as an ordered set of numbers α, β, γ, use the least possible integers for the coefficients. α α , β, γ, δ = nothing request answer part b determine how many moles of o2 are required to react completely with 5.6 moles c6h14. express your answer using two significant figures. n n = nothing mol request answer provide feedback

If a simple machine aduces the strength of a force, what must be increased? the speed of the input force the work the simple machine performs the size of the simple machine the distance over which the force is applied