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4 Na(s) + O2(g) → Na2O(s) a. How many grams of sodium are needed to completely...
please need help with Chemistry problems, show work Word problem: 1. Use the following balanced chemical equation to answer the questions below: 4 Na(s) +0,(9) - 2 Na,O(s) a How many grams of sodium are needed to completely react with 2.80 liters of O, at STP? b. What volume of O, at 25°C and 2.00 atm is needed to completely react with 4.60 grams of sodium? 4. (a) 2.3 moles of Helium gas are at a pressure of 1.70 atm,...
Consider the balanced chemical equation: 4 Na(s) + O2(g) → 2 Na2O(s) How many grams of Na2O could be produced from 5.15 g of Na? 2.58 g 13.9 g 0.112 g 6.94g
Consider the balanced chemical equation: 4 Na(s) + O2(g) - 2 Na2O(s) How many moles of Na2O could be produced from 2.18 g of Na? 0.0948 mol 0.0474 mol 4.36 mol 2.00 mol
4 Na(s) + O2(g ) → 2Na2O(s) How many L of O2 gas at STP, are needed to react with 13.5 g of Na?
For the reactionNa₂CO₃+Ca(NO₃)₂ → CaCO₃+2NaNO₃how many grams of calcium nitrate, Ca(NO₃)₂, are needed to react completely with 40.5 g of sodium carbonate, Na₂CO₃ ?
Sodium and oxygen react to produce sodium oxide: 4 Na(s) + O2 ( g) ------>2Na2O (s). How many grams of sodium oxide are produced when 2.3 grams of sodium react according to the above chemical equation?
How many liters of O2 gas at 25°C and 1.00 atm pressure are needed to react completely with 70.25 grams of potassium hydride according to the chemical equation shown below? 2 KH (8) + O2 (g) → H20 (1) + K20 (8)
1. How many grams of phosphorus (P4) are needed to completely consume 9.19 L of chlorine gas according to the following reaction at 25 °C and 1 atm? phosphorus (P4) ( s ) + chlorine ( g ) --->phosphorus trichloride ( l ) ____ grams phosphorus (P4) 2- What volume of oxygen gas is produced when 26.1 g of mercury(II) oxide reacts completely according to the following reaction at 25 °C and 1 atm? mercury(II) oxide (s) ---> mercury (l)...
How many grams of iron are needed to completely consume 48.S L of chlorine gas according to the following reaction at 25 °C and 1 atm? iron (s)+chlorine (g) iron(II) chloride (s) grams iron How many grams of iron are needed to completely consume 65.6 L of chlorine gas according to the following reaction at 25 °C and 1 atm? iron (s)+chlorine (g)- iron(II) chloride (s) grams iron
How many grams of Al2O3 are produced when 38.9 grams of O2 react completely with Al? 4 Al (s) + 3 O2 (g) → 2 Al2O3 (s)