How many moles of tungsten atoms are there in 4. 8 x 10^25 atoms of tungsten?.

The distance d that a car can travel in a certain amount of time t can be found by multiplying the rate of speed r by the travel time. if a car has already travel 4 miles, the formula for the total distance travel is d= rt + 4. which of the following gives the value of r, in terms of d and t?

What action will reduce the risk of energy on a motorcycle

Summarize the work of famous environmental scientists of the past.