3.8 Calculate the molar mass of each (a) Sr(OH)2 (b) N½O3 (c) NaCIO3

Q: 7. How many moles of sodium bicarbonate (NaHCO3), baking soda, are in 508 g of NaHCO;

A:

Q: A chemist requires 0.422 mol Na2CO3 for a reaction. How many grams does this correspond to?

A:

Q: What is the molar mass of a particular compound if 0.050 mol weighs 5.96 g?

A:

Q: Aqueous hydrobromic acid (HBr) reacts with solid sodium hydroxide (NAOH) to produce aqueous sodium…

A:

Q: Given: Avogadro's number=6.022 E23 Convert 7.5 moles of Compound G (molar mass 140.0 g/mol), using…

A:

Q: Morphine (C₁₇H₁₉NO₃) is a painkiller in the opiate family. A sample of morphine was discovered that…

A:

Q: A chemist requires 0.486 mol Na2CO3 for a reaction. How many grams does this correspond to?

A: Given: Moles of Na2CO3 = 0.486 mol Molar mass of Na2CO3 = 105.9888 g/mol

Q: 3.116 Carbohydrates are compounds containing carbon,hydrogen, and oxygen in which the hydrogen to…

A: EMPIRICAL FORMULA It represents the lowest whole number ratio of atoms existing in a compound. Steps…

Q: When HgO is heated, it decomposes into elemental mercury and diatomic oxygen gas. If 57.0 g of Hg is…

A: Given: Mass of HgO = 81.5 g Mass of Hg (actual yield) = 57.0 g/mol Molar mass of HgO = 216.59 g/mol…

Q: Gypsum casou2Hq 3. Propane is used as a fuel, commonly in portable grills. If 15.0 grams of propane…

A:

Q: Morphine (C₁₇H₁₉NO₃) is a painkiller in the opiate family. A sample of morphine was discovered that…

A: The reaction of the combustion of morphine is: 4C17H19NO3+85O2→68CO2+38H2O+4NO2 Calculation of no.…

Q: 3.149 Lysine, an essential amino acid in the human body,contains C, H, O, and N. In one experiment,…

A:

Q: The characteristic odor of pineapple is due to ethyl butyrate,a compound containing carbon,…

A:

Q: 3.124 What mole ratio of molecular chlorine (Cl2) to molecularoxygen (O2) would result from the…

A: The mole ratio of the reaction has to be given,

Q: how many moles of NaClNaCl will be produced, if 0.276 mol0.276 mol of BaCl2BaCl2 is allowed to react…

A:

Q: For the reaction: 2N2 (g) + 3O2 (g) → 2N2O3 (g), How many moles of N2 are required to react…

A:

Q: if 3 mol Al reacts with excess O2. How many moles of Al2O can be formed?

A: HE REACTION WILL BE AS FOLLOW: 4Al(s) + O2(g)----------->2Al2O(s)

Q: When 6.313 g of one of the hydrates of sodium sulfate (Na2SO4) was heated to drive off its water of…

A: Mass of hydrate sodium sulphate = 6.313 g  Mass of anhydrous sodium sulfate = 5.036 g

Q: 4.00g of a metal carbonate MCO, gives 1.91 g of MO on heating to constant mass. Identify metal M in…

A: In this question weight of metal carbonate and metal oxide is given and asked identification of…

Q: Dimethylnitrosamine, (CH3)2N2O , is a carcinogenic (cancer-causing) substance that may be formed in…

A: Since you are posted with multiple sub-parts. As per the rule, I am answering the first three…

Q: Disulfide dichloride (S,Cl,) is used in the vulcanization of rubber, a process that prevents this…

A:

Q: In air, nitric oxide gas reacts with oxygen to produce nitrogen dioxide, which appears brown in…

A: Given, Reaction : 2NO(g) +O2(g)⇌2NO2(g) mass of nitric oxide = 0.551 g

Q: The depletion of ozone (O,) in the stratosphere has been a matter of great concern among scientists…

A: Limiting reagent: It is defined as the reactant in a chemical reaction which is present in lesser…

Q: For the reaction 2S + 30, 2SO, how many grams O, will react with 8.12g sulfur?

A:

Q: The depletion of ozone (O3) in the stratosphere has been a matter of great concern among scientists…

A: Given data,Mass of O3=0.740gMass of NO=0.670g

Q: 2NaNH2 + N2O ⟶ NaN3 + NaOH + NH3­­ If 665 g NaNH2 reacts with 425 g N2O, (b) Calculate the mass of…

A: Moles of NaNH2 taken = mass / molar mass molar mass of NaNH2 = 39 g/mol Hence moles of NaNH2 taken =…

Q: Nitrogen (N), phosphorus (P), and potassium (K) are themain nutrients in plant fertilizers. By…

A: It is given that N/P/K ratio needs to be calculated and we are provided by the N/P2O5/K2O, mass…

Q: Morphine (C₁₇H₁₉NO₃) is a painkiller in the opiate family. A sample of morphine was discovered that…

A: Mass % of morphine = Mass of morphine x 100/Mass of mixture

Q: Calculate the amount in moles of trinitrotoluene, C7H5(NO2)3(s), an explosive, in 3.45 × 10–3 g.

A:

Q: (a) One molecule of the antibiotic penicillin G has a massof 5.342 * 10-21 g. What is the molar mass…

A: (a) Given information,     One molecule of the antibiotic penicillin G has a mass of 5.342 * 10-21…

Q: (COG 4) Aspirin, C9H8O4, is commonly used to treat pain, fever, and inflammation. Given that the…

A: Since moles is given by  Moles = mass in g / molar mass

Q: 6KNO3 How many moles of KNO, qre Produced If 439 of Ni(NO,)3 reacts

A:

Q: rom 702 3. BALANCE the following equation: KCIO3 -------> KCI + O, a) How many grams of KCl are…

A: Potassium chlorate decomposes to give potassium chloride and oxygen gas: 2 KClO3 →2 KCl(s)  + 3O2(g)…

Q: 16] Pyrophosphoric acid is composed of 2.27% hydrogen and 34.80% phosphorus. The remainder is…

A: Determination of empirical formula  The percentage composition of elements present in given compound…

Q: 3) Phosphorous burns in air to produce a phosphorous oxide in the following reaction: 4P + 502 P4O10…

A: 3. A) Phosphorus reacts with oxygen to form phosphorus oxide. The equation for the balanced chemical…

Q: Ammonium phosphate ((NH4)3PO4) is an important ingredient in many fertilizers. It can be made by…

A: Chemical reaction between phosphoric acid and ammonia is given by:

Q: b: A compound is 16.2% car Its formula mass is arou What are its empirical a

A: Given, Carbon = 16.2 % Nitrogen =18.9% Oxygen = 64.9 % Molecular mass = 296 amu

Q: Ammonium phosphate ((NH4),PO4) (NH3). is an important ingredient in many fertilizers. It can be made…

A: The balanced reaction for the production is  H3PO4 + 3 NH3 -----> (NH4)3PO4  Hence from the above…

Q: A compound of hydrogen and carbon contains 92.3% C and has a molar mass of 78.1g/mol. What is its…

A:

Q: In the combustion of methane, how many moles of O, are required if 6.75 mol of CH, is to be…

A: Complete combustion of methane produce CO2 and H2O  CH4 + 2O2 ---------- > CO2 + 2H2O

Q: Because of increasing evidence of damage to the ozone layer, chlorofluorocarbon (CFC) production was…

A: Given information; The chlorine leaked into the atmosphere per year is 25% The amount of CF2Cl2 is…

Q: Morphine (C₁₇H₁₉NO₃) is a painkiller in the opiate family. A sample of morphine was discovered that…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: Dimethylnitrosamine, (CH3)N2O , is a carcinogenic (cancer-causing)substance that may be formed in…

A: Hi, since you have posted multiple subpart questions, we will answer the first three subparts for…

Q: Morphine (C₁₇H₁₉NO₃) is a painkiller in the opiate family. A sample of morphine was discovered that…

A: Given: mass of mixture = 2.00 g mass of CO₂ = 3.97 g molar mass of CO₂ = 44.01 molar mass of…

Q: what mass of Al2S3(g Al2S3) would be produced if 9.886 g Al were reacted with excess Ag2S?

A:

Q: Ethanol (C,H,O) is combusted in air according to the following reaction: C,H,O(1) + 0,(g) → CO,.(g)…

A: Combustion Reaction :- When an organic molecule reacts with oxygen it produces water  vapor and…

Q: 2. A reaction container holds 5.45 g of P, and 5.45 g of Oz. The following reaction occurs: P, +50,-…

A:

Q: If 71.3 g of aspirin (C₉H₈O₄) are produced from 79.8 g of C₇H₆O₃, what is the percent yield from the…

A: Given, 71.3 g of aspirin (C₉H₈O₄) are produced from 79.8 g of C₇H₆O₃

Q: Ammonium phosphate ((NH,), PO, is an important ingredlent in many fertilizers. It can be made by…

A: