RITROE 19 K 39.30 132 20 Ca 21 Sc Ti Molarity (M M₁ = M₂V₂ Convert the mass 1570.3 mg of a chunk of iron to kilogramms

Q: Use the following chemical equation MgCl2(aq)  + 2AgNO3(aq)  →  2AgCl(s)  + Mg(NO3)2(aq) 1.000 moles…

A: According to given balanced reaction, 2 moles of silver nitrate will give 1 mole of magnesium…

Q: What is the theoretical yield of MgO from the combustion of 5.25 x 10^23 atoms of Mg and 4.69 x…

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Q: (a) Calculate the molar mass of ammonium nitrate, NH4NO3. (b) What is the mass percent of nitrogen…

A: (a) Molar mass of a molecule = sum of atomic masses of all the constituent elements      Molar mass…

Q: (a) A compound MX2 is formed from the M²+ and X ions. The compound contains 86.8% of X by mass. In a…

A: a) Given that,molecular formula of the given =  MX2 The percentage of X in the compound= 86.8% In a…

Q: If a sample of B10H12[N(CH3)3]2 is found to contain 7.25 · 1019 B atoms how many moles of…

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Q: The following reaction is known to have a 65.0% yield of copper. 3 Cu(NO3)2(aq) + 2 Fe à 2…

A: We have given that 3 Cu(NO3)2(aq) + 2 Fe(s) → 2 Fe(NO3)2(aq) + 3 Cu(s) and the reaction yield 65%…

Q: Determine the mass percent of anhydrous sodiumcarbonate (N a 2 C O 3 ) and water in sodium…

A: Given   Anhydrous sodium carbonate : Na2CO3  Sodium carbonate decahydrate: Na2CO3 ·10 H2O…

Q: The density of water is 1.00 g/mL at 4 degrees Celsius. How many water molecules are present in…

A: First of all calculate the mass of water by using given volume and density of water. Then calculate…

Q: If  3.68 x 1021 formula units of sodium bromide are reacted with excess chlorine gas, how many…

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Q: A student was asked to react silver nitrate with sodium during a stoichiometry lab. The student…

A: Given reaction: Na2SO4(aq) + 2 AgNO3 (aq) → Ag2SO4(s) + 2 NaNO3(aq) The mass of silver nitrate taken…

Q: un o 8u described in this laboratory. After heating, the sample is found to weigh 2.245 grams. How…

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Q: The Ostwald process is used commercially to produce nitric acid, which is, in turn, used in many…

A: We are given that both the reactants in the Ostwald's process which is ammonia and oxygen are taken…

Q: Fe,03 + HCI → FeCl, + H2O 5 g 5 g ?g 5. How many grams of the product is produced?

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Q: What is the percentage composition of: (a) Cl in Chloric acid (Cl=35,H=1, O=16) (b) Na is sodium…

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Q: How many grams are there in 6.5 X 10^25 molecules of CO2?

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Q: What mass of phosphoric acid can we produce by the following reaction           P4(s) + 5 O2(g) + 6…

A: The reaction taking place is  P4(s) + 5 O2(g) + 6 H2O(l) → 4 H3PO4(s) Given : mass of P4 = 334.2 g…

Q: What's the percentage by mass of Cl in MgCl2 if it  is 24.6% Mg by mass?

A: Intrdouction : %age by mass of Mg = 24.6%

Q: The molecular weight of benzoic acid, HC7H502, a carboxylic acid used as a food preservative, is…

A: Steps to find molar mass of a compound :determine the number of atoms of each element in the…

Q: What is the mass in grams of 7.80x10^15 molecules of CO?

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Q: What is the total number of nitrogen atoms on the right-hand side of this chemical equation? 3…

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Q: Calculate the mass in milligrams of 4.15×1020 formula units of Bi(NO3)3·5H2O.

A: Given : Number of formula units of Bi(NO3)3·5H2O = 4.15 X 1020

Q: Determine the number of moles in: (a) 100 grams of magnesium hydroxide (Mg=24, O= 16, H=1) (b)1.75 x…

A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…

Q: An organic compound consists of carbon, hydrogen and nitrogen only. Complete combustion of a 150. mg…

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Q: a certain protein has a molar mas of 2.88 x 10^5 g. what is the mass of the molecule of this protein

A: Given: Molar mass  of Protein = 2.88 x 105 g.  1 mole = 6.022 X 1023  molecules

Q: What volume of 5.0M NaCl is needed to provide10.0 grams NaCl?  Atomic weights: Na = 22.99  Cl =…

A: Molarity (M) : Number of moles of solute present in 1 litre solution is called molarity (M)…

Q: PCI, (s) + H2O(1) → POCI3 (1) + 2HCI(aq) When 64.23 g of phosphorus pentachloride reacts with excess…

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Q: If 5.35 g Cu(NO3)2 is eventually obtained, how many grams of nitrogen monoxide, NÓ, would have…

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Q: moles

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Q: Mg(s) + 2 NaNO3(aq)  →  Mg(NO3)2(aq)  +2   Na(s)   If 7.112 g of Na(s) are produced in the…

A: The reaction taking place is  Mg(s) + 2 NaNO3(aq)  →  Mg(NO3)2 (aq)  + 2 Na(s) Hence from the above…

Q: What is the conversion factor for converting 2.77X10^23 particles of CaBr2 to mass

A: The number of particles of CaBr2 is = 2.77×1023 The conversion factor of these particles to mass =?

Q: What is the molar mass of CH3OH?

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Q: A sample of CH 3 F contains 2.71 * 10 ^ 24 molecules. How many moles of CH 3 F are present?

A: Since moles of any molecule = number of molecule / Avogadro's number  Avogadro's number = 6.022 X…

Q: What is the mass in grams of 6.011× 10²³ molecules of CO₂?

A: Given- No of molecules= 6.011×10^23 Molar mass of CO2=44.01gm/mol

Q: What is the mass in grams of 5.57 * 10^15 molecules of NO2

A: A numerical problem based on mole concept, which is to be accomplished.

Q: (b) A compound is composed of elements C, H, and N. A 8.400-mg sample of the unknown compound was…

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Q: What is the mass in milligrams of 7.22×10^20 molecules of CO2?

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Q: A lawn fertilizer is rated as 7.55% nitrogen, meaning 7.55 g of N in 100 g of fertilizer. The…

A: Given, A lawn fertilizer is rated as 7.55% nitrogen, meaning 7.55 g of N in 100 g of fertilizer. The…

Q: Calculate the mass in grams of aluminum iodide (AlI3) when 23.40 g of aluminum (Al) reacted…

A: Given, 2Al + 3I2 →2AlI3 Mass of Al reacts = 23.40 g Mass of AlI3 = ? Note:  Atomic mass of aluminium…

Q: Which contains more, 6.35 X10E23 molecules of sodium hydroxide or 44.32 g of sodium hydroxide?

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Q: How many moles of Ba(OH)2 are present in 215 mL of 0.800 mol L Ba(OH)2? Express your answer…

A: Given: Volume of Ba(OH)2 = 215 mL = 0.215 L Concentration of Ba(OH)2 = 0.800 mol/L

Q: What is the percent NaCl in the sample?

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Q: c) For erythrosine, a food coloring, C20H6L4N22O5, how many hydrogen atoms would be present in the…

A: Since you have posted multiple unrelated questions, we are entitled to answer the first only.

Q: If 465 g of Pb(NO3)2 (FW 331.21 g/mol) is added to a solution containing 215 g of K3PO4 (FW 212.27…

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Q: 15. A 50.0 g sample of magnesium hydroxide is mixed with 70.0 grams of phosphoric acid. If the…

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Q: Convert 7.33 moles Ca(OH)2 to grams of Ca(OH)2

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Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".