Given the reaction represented by the balanced equation:

CH4(g)+3F2(g)->3HF(g)+CHF3 calculate the number of g of CHF3 that could be produced by mixing 180 g F2 with excess CH4.

22. a flask containing 450 ml of 0.50 m h2so4 was accidentally knocked to the floor. how many grams of nahco, do you need to put on the spill to neutralize the acid according to the following equation: h2so4(aq)+2 nahcos(aq) na,so(aq) +2 h20()+2 co2(g) d) 38 g a) 2.3 g b) 9.5 g c) 19 g

The excretory system,need answers for all: )

The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.