Why do medical advances contribute to population growth? because they make more resources available

because they cause houses to be built faster

because they increase the carrying capacity of earth

because they help people survive to reproductive age

How many moles of magnesium is 3.01 x10^22 atoms of magnesium?

How does the principle of electromagnetism explain the interaction between earth’s magnetic field and the solar wind?

For the reaction shown, calculate how many moles of no2 form when each of the following completely reacts. 2n2o5(g)→4no2(g)+o2(g) part a 1.0 mol n2o5 express your answer using two significant figures. nothing mol m o l request answer part b 5.4 mol n2o5 express your answer using two significant figures.