If sufficient HCl acid is used to react completely with 72.9 g of magnesium, how much H2 will be produced? (A) 1.5 mole (B) 3.0 mole 4.5 g D) 9.0 g E) 6.0 mole

Q: What mass of oxygen will be produced by heating 400. g of potassium chlorate? KCIO3(s)->KCI(s)+02

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Q: 19) Considering the limiting reactant concept, calculate the number of moles of CO2 produced from…

A: • Answer : Correct option is  C) 1.4 1.4 moles CO2 will produced by the reaction.     The limiting…

Q: What is the molecular formula of for the compound under question 3 if the molar mass is 141.94…

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Q: PRACTICE 7.5 What is the mass of 0.150 mol of Na SO4? PRACTICE 7.6 How many moles and molecules are…

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Q: Reaction of hydrogen sulfide with oxygen produces water and sulfur dioxide. What would be the…

A: Chemical Reaction :-  H2S (g)  +  3O2 (g) ⇌ 2SO2 (g)  +  2H2O (g)  Given mass of sulphur dioxide =…

Q: When 56.6 g of calcium and 30.5 g of nitrogen gas undergo a reaction that has a 93.0% yield, what…

A: Consider the reaction of calcium with nitrogen gas is as follows;                                 3…

Q: What would be the maximum mass of ammonia that will be produced if 14.0 g of nitrogen was reacted…

A: Limiting reactant :-  A reactant which is present in lesser number of moles than required as per…

Q: 9. If enough H,O is reacted to produce 3.40 moles of H2, then how may moles of O, must have been…

A: Given reaction is, 2H2O ------->2H2 +O2 Moles of H2= 3.40 mol

Q: How many moles would 1.00 x 1023 molecules of methane (CHA) represent? a 0.166 mol b 1.66 mol C 16.6…

A: Dear student I have given answer to your question in the image format.

Q: If you have 3.10 g of H2, how many grams of NH3 can be produced?

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Q: (b) If 81.00 g of water (H20) is formed during this reaction, what mass of BaO was used?689.98g

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Q: What is the mass, in grams, of one mole of 12C?

A: Molar mass of Carbon-12 is 12.01 g/mol.

Q: An oxide of gadolinium contains 86.76 mass % Gd. What is its empirical formula?   Possible Answers:…

A: Given that the oxide of Gadolinium contains 86.76 mass percent Gadolinium. Then the mass percent of…

Q: Suppose 2.43 g of magnesium is reacted with 3.20 g of oxygen: 2Mg + 0, 2M9O. How many grams of MgO…

A: To get the amount of amount of product: 1) Calculate the limiting reagent. 2) Based on the amount of…

Q: Consider the following reaction: 4NH, 4NO +6H,0 50, If 2.50g of NH, were allowed to react with 2.85g…

A: Given, mass of NH3 = 2.50 g  Mass of O2 = 2.85 g

Q: The periodic table says the atomic weight of chlorine is 35.5, but not the molecular (molar) mass…

A: Atomic weight of Cl = 35.5 Cl2 gas contains 2 atoms of Cl

Q: Assume the following hypothetical reaction takes place: 2 A + 7B --> 4 C + 3 D the reaction of 1.19…

A: • The given reaction is,         2A + 7B -----> 4C + 3D    • The values provided in the question…

Q: What is the mass, in g, of one molecule of ethane, C2H6?

A: One mole of substance has Avogadro number of atoms. 1 mole of substance=6.022×1023 molecules. Number…

Q: B. How many moles of manganomanganic oxide will react with 5.33 x 1025 atoms of aluminum?

A: The balanced Chemical equation given - 3Mn3O4 + 8Al -----> 4Al2O3 + 9Mn   One mole of aluminum =…

Q: 2 Zn + O2 → 2 ZnO How many grams of ZnO will be produced by 5.67 moles of O2?

A: Given:  Moles of O2 = 5.67  2Zn + O2 -----> 2ZnO  According to balance reaction 1 mole of O2 gas…

Q: 4 NH3 (g) + 5 O2 (g) --> 4 NO (g) + 6 H2O (l) if 45.0 g ammonia is allowed to…

A: grams of water produced = 60.75 g

Q: Hydrocarbon methane (CHa) during combustion produces carbon dioxide and water. On the other hand,…

A: Introduction The mass of any particular product or reactant species can be derived if we apply…

Q: Number of atoms of Carbon in 10 moles of CAH10 are:

A: Given : moles = 10 mol

Q: If 1.33 mol of PbS is heated in air, what amount of O2 is required for complete reaction? What…

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Q: 2 KCIO, 2 KCI + 3 0, How many moles of potassium chlorate decompose if 3.8 moles of oxygen is made?

A: The given chemical reaction is: 2KClO3→2KCl + 3O2 According to the given balanced chemical reaction,…

Q: 6. Write the empirical formula for acetylene.

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Q: Given the reaction below, if  3.64 moles of Vanadium (V) were reacted with 4.88 moles of Oxygen (O2)…

A: Answer:- This question is answered by using the simple concept of stoichiometry which involves the…

Q: if 83.6 grams of H2 and 257 grams of N2 react, how many grams of ammonia (NH3) will be produced?

A: Given that: Mass of H2 = 83.6 g Mass of N2 = 257 g Mass of ammonia produced = ?

Q: what is the mass of 0.075 moles of ethans, C2H4

A: Solution The mole construct could be a convenient methodology of expressing the quantity of a…

Q: If 6.75 moles of hydrogen fully react, how many moles of oxygen are needed?

A: When the hydrogen gas react with oxygen then only one product results and that is nothing but a H2O.…

Q: In which of the following molar quantities of sulfur would 5.95*1024 atoms of sulfur be present? A)…

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Q: How many grams of HF are needed to produce 9.40 g of H2?

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Q: Nicotine, a component of tobacco, is composed of C, H and N. A 5.20-mg sample of nicotine was…

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Q: Suppose 2.367 g of TiO2 sample evolves 0.143 g O2 , what is the %Ti02 in the sample?

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Q: 14. How many atoms of oxygen are contained in 500. g of Fe,(S0,)3? 15 Find the molor nogg of Ee (CO)

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Q: Given the reaction below, if  3.64 moles of Vanadium (V) were reacted with 4.88 moles of Oxygen (O2)…

A: First see the mol ratio of V and O2 from the reaction , and apply it for the reaction.

Q: How many g of iron are required to use up all of 25.6 g of oxygen atoms (0) to form Fe,03?

A: Given reaction,       4 Fe +  3 O2 → 2 Fe2O3

Q: , (What is the weight needed to prepare (2 litters) of (0.1)N of calcium carbonate (CaC03 40, C= 12,…

A: Given:: Normality of CaCO3 = 0.1 N molar mass of CaCO3 = 100 g mol-1 Volume= 2 L weight of CaCO3= ?

Q: Abel reacts copper with silver nitrate and recovers 5.2 g Ag. However, after mass to mass…

A: The theoretical yield of silver is = 9.5 g The actual yield of the silver in the reaction is = 5.2 g…

Q: 3.96/When 56.6 g of calcium and 30.5 g of nitrogen gas undergo a reaction that has a 93.0% yield,…

A: The reaction is as follows; 3Ca+N2------------>Ca3N2. The given mass of Ca=56.6 g The given mass…

Q: Given the reaction below, if  3.64 moles of Vanadium (V) were reacted with 4.88 moles of Oxygen (O2)…

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Q: A certain fertilizer is advertised to contain 10.5% K2O. What percentage of the fertilizer is…

A: The molar mass of any substance is the mass of 1 mole of that substance. The unit of molar mass is…

Q: how many grams of KI are needed to produce 2.0 g of the yellow solid

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Q: 2_Н.О, — 2 Н,О + a. If 1.34 mol hydrogen peroxide reacts, then how many moles of oxygen will form?

A: The given reaction is,      2H2O2→2H2O + O2 Here in the reaction 2 moles of hydrogen peroxide formed…

Q: Given the reaction, how many moles of Z will be produced from 4.10 mol A, assuming excess B? 2 A + 3…

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Q: Question attached

A: The non-metals are the element that has the ability to accept an electron from metals. These are…

Q: 34. You heat 3.970 g of a mixture of Fe3O4 and FeO to form 4.195 g Fe2O3. The mass percent of FeO…

A: