What is the volume of a sample of helium that has a mass of 6 × 10−3 g, and a density of 0.17847 g/l? answer in units of ml

What approach is required to balance the objectives of sustainable development? balancing the objectives of sustainable development requires a(n) .

6. using 3 – 4 sentences explain (in your own words) why water expands when it freezes? 7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 – 4 sentences in your explanation.

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