H2 S + HNO3 --------> NO + H2 O + S 150 g of hydrogen sulfide are dissolved in 3500 mL of water. a. What is the molarity of the hydrogen sulfide solution? b. How many grams of sulfur can be produced from 50 mL of this solution? c. 22.4 L of nitrogen monoxide gas are produce...
NaHCO3 + HCl ----> NaCl + CO2 + H2 O 150 g of sodium bicarbonate are added to 2 L of water. a. What is the molarity of the sodium bicarbonate solution? b. How many moles of hydrogen chloride would be needed to react with a 35 mL sample of the sodium bicarbonate solution? c....
CaCO3 + H2 SO4 ------> CaSO4 + CO2 + H2 O 200 g of calcium carbonate are added to 4 L of water. a. What is the molarity of the calcium carbonate solution? b. How many moles of hydrogen sulfate would be needed to react with a 25 mL sample of the calcium carbonate solution? c...
Q- The distance from A to B is l. A plane flies at constant speed v relative to air along straight line from A to B & then from B to A. Calculate total time taken for his round trip, if a wind is flowing in three directions of wind velocity (u)- I)along the line ATO B II)perpe...
a grocery store stocks 3 brands of yogurt.store sells two containers of brand A yogurt for every one container of brand B or brand C yogurt.if the store sells 100 containers of yogurt a day,how much of each brand of yogurt do they sell?
how do we determine the identification of an unknown substance using a thermochemical test ??? i mean the procedure
an experiment to test the effect of zinc tablets on plant growth