what volume of carbon (ii) oxide measured at STP will produce when 21 gram of sodium hydrogen carbonate for is completely decomposed accor. ding to the equation. (Na=23. H=1 C=12 O=16) molar vol =22.4dmcube. plse help

What is a possible quantum number set for an electron in the 3s orbital of a magnesium atom

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.

Which of these features are formed when hot groundwater is forced out through cracks in the earth's surface?