Determine the number of molecules of Cr2O3 that form when 1.34*103 g of oxygen completely reacts according to the following equation: 4 Cr(s) + 3 O2(g)— 2 Cr2O3(s)
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Verizon 8:58 PM 1%D * Question 6 of 10 Submit Determine the number of molecules of Cr2O3 that form when 1.34 x 103 g of oxygen completely reacts according to the following equation: 4 Cr(s) + 3 02(g) → 2 Cr2O3(s) STARTING AMOUNT ADD FACTOR ANSWER RESET - 1.34 x 103 4.24 x 103 g Cr 52.00 2.52 x 1025 mol Cr N| دی 32.00 3.78 x 1025 g 02 152.00 mol O2 6.022 x 1023 1.68 x 1025 g...
Verizon 11:00 PM 19%D Question 6 of 10 Submit Determine the number of molecules of Cr2O3 that form when 1.34 x 103 g of oxygen completely reacts according to the following equation: 4 Cr(s) + 3 02(g) → 2 Cr2O3(s) 4 meter 1.34 x 103 sor 3 STARTING AMOUNT 4 mol Cr 2 mol Cros - 1.68 x 103 molecules Cryo, 1.34 x 10° 0 x *3 g 02 * 1 mol Cr ADD FACTOR DELETE ANSWER RESET 1.34 x...
a Consider the balanced chemical equation 4Cr(s) + 302(g) + 2Cr2O3(s) What mole ratio would you use to calculate how many moles of oxygen gas would be needed to react completely with a given number of moles of chromium metal? 4 mol O2 3 mol Cr 2 mol O2 3 mol Cr 3 mol O2 2 mol Cr 3 mol O2 4 mol Cr b Consider the balanced chemical equation 4Cr(s) + 302 (9) + 2Cr2O3(s) What mole ratio would...
I have to set the problem up with the given info above and below. Can you please help me? I’ve been studying for the past two days and my brain is not working well at the moment! Thank you! Determine the number of molecules of Cr20s that form when 1.34 x 10 completely reacts according to the following equation g of oxygen STARTING AMOUNT ADO FACTOR .022 x 10 134 10 52.00 32.00 152.00 1.68x 10 4.24 10 2.52 x...
Suppose that 3.55 mol Cr(s) reacts with excess O2(g) to give 1.56 mol Cr2O3(s). Determine the percent yield of this reaction. 4 Cr(s) + 3 O2(g) −−> 2 Cr2O3(s)
According to the balanced reaction below, calculate the moles of NH3 that form when 4.2 mol of N2H4 completely reacts 3 N2H4(1) ► 4 NH3(g) + N2(g) Attempts remaining: 2 According to the balanced reaction below, calculate the moles of NO2 that form when 5.20 x 10-3 mol of N205 completely reacts: 2 N2O5(g) → 4 NO2(g) + O2(g) Attempts remaining: 2 How many moles of H2SO4 are required to completely react with 7.20 mol of Al according to the...
How many grams of magnesium oxide form when 14.8 L of oxygen gas, measured at STP, completely reacts with magnesium metal according to this reaction? 2 Mg(s) + O2(g) → 2 MgO(s)
Elemental S reacts with O2 to form SO3 according to the reaction 2S+3O2→2SO3 as depicted here.(Figure 1) (Part A) How many O2 molecules are needed to react with 4.41 g of S? (Part B) What is the theoretical yield of SO3 produced by 4.41 g of S? (Part C) For each of the given situations, indicate whether S or O2 is the limiting reactant. 1. 3 mol sulfur, 5 mol oxygen 2. 3 mol sulfur, 4 mol oxygen 3. 3...
A. Balance the following equations by adding coefficients. Do not leave blank spaces - use a "1" if necessary. Identify the type of reaction in the right column. Balanced Equation Type of Reaction 1. H.As2O7 → _ As2O3 + _H20 2. _N2+_02—_N20 _NaI + _Br2 → _NaBr +_12 PbCrO4 +_HNO3 → __Pb(NO3)2 + __H2CrO4 . _C3H8 +_02 → __CO2 + __H20 TiCl4 + _ Mg → _ MgCl2 + ____Ti CuSO4 +_ KCN → ___Cu(CN)2 +_K2SO4 Ca(ClO3)2 → _ CaCl2...
Chlorine gas reacts with phosphorus to produce phosphorus pentachloride as shown in the chemical equation below. What is the maximum number of grams of PCls are produced from 3.5 g of Cl2 and excess P? 5C12(g) + 2P(s) → 2PC13(s) 2) What is the theoretical yield of chromium that can be produced by the reaction of 40.0 g of Cr2O3 with 8.00 g of aluminum according to the unbalanced chemical equation below? Al(s) + Cr2O3(s) → Al2O3(s) + Cr(s) Ammonia...