Mastering Chemistry Week 4 Homework Discussion

For the reaction2K(s)+Br2(l)→2KBr(s)2K(s)+Br2(l)→2KBr(s)calculate how many grams of the product form when 24.4 gg of Br2Br2 completely reacts.Assume that there is more than enough of the other reactant.For the reaction4Cr(s)+3O2(g)→2Cr2O3(s)4Cr(s)+3O2(g)→2Cr2O3(s)calculate how many grams of the product form when 24.4 gg of O2O2 completely reacts.Assume that there is more than enough of the other reactant.For the reaction2Sr(s)+O2(g)→2SrO(s)2Sr(s)+O2(g)→2SrO(s)calculate how many grams of the product form when 24.4 of SrSr completely reacts.Assume that there is more than enough of the other reactant.For the reaction shown, calculate how many moles of NH3NH3 form when each amount of reactant completely reacts.3N2H4(l)→4NH3(g)+N2(g)4.7 molN2H4molN2H4Express your answer using two significant figures.2.26 molN2H4molN2H4Express your answer using three significant figures.5.5×10−2molN2H45.5×10−2molN2H4Express your answer using three significant figures.9.46×107molN2H49.46×107molN2H4For the reaction shown, calculate how many moles of each product form when the given amount of each reactant completely reacts. Assume that there is more than enough of the other reactant.C3H8(g)+5O2(g)→3CO2(g)+4H2O(g)4.2 molC3H8molC3H8Express your answer using two significant figures.Part C0.0553 molC3H8molC3H8Express your answer using three significant figures.Part D0.0553 molC3H8molC3H8Express your answer using three significant figures.Part E4.2 molO2molO2Express your answer using two significant figures. Incorrect; Try Again; 8 attempts remainingPart F4.2 molO2molO2Express your answer using two significant figures.Part G0.Part H0.0553 molO2molO2Express your answer using three significant figures.

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