A gas occupies 650.mL at STP. How many moles of gas are in the container?

Please help

Significant figures are digits read directly from the measuring instrument plus one more digit, which is __ by the observer.

Main expenses you plan on making payments on a new car too. you want to spend 15% of your monthly net pay on the car payment, insurance, registration, and taxes combined. what is your monthly car allowance? $149.46 $298.91 $448.37 $597.83

How many moles of lead are in 1.50 x 10^12 atoms of lead? could you explain the answer as well and not just give it to me i am refreshing for finals and i need to know how to do it