Morphine (molar mass = 285.37 g/mol) is a narcotic %3D painkiller. How many moles of morphine are contained in 163 grams of morphine? A. 1.80 mol B. 1.75 mol O C. 1.8 mol D. 0.175 mol O E. 0.571 mol

Q: 36.0 g of glucose (C,H1206). If the molar mass of glucose is 180 g/mol, Use Mathematics A solution…

A:

Q: a sample of ammonia (NH3) Liberates 5.59 KJOF heat as it solidifies at its meining point Whar is the…

A: Given : Amount of heat liberated = 5.59 KJ And the heat of fusion of ammonia = 5.66 KJ/mol.

Q: A 2.25 g sample of Ammonium carbonate contains how many moles of ammonium carbonate? Molecules of…

A:

Q: A 12.35 g sample of aluminum hydroxide contains how many mol of hydroxide ions?

A:

Q: ow many moles of Al2O3 can be made with 12.5 grams of Al

A: The stoichiometric equation for the combustion of aluminium is, The moles of Al in 12.5 g is,

Q: Part B: NazCO; Reaction: 1. Determine the experimental mole-to-mole ratio of NazCO3 to NaCl from…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: How many moles of methane (CHA) are in 20.0 grams of methane? 20.0 moles 16.0 moles 1.25 moles

A: Moles is defined as the amount of substance that contains same number of particles as contain in 12…

Q: 14. How many moles are in 1.3 grams of KCI?

A: Given info,molar mass of KCl  =mass of K +mass of Cl                              =39.0+35.5g/mol…

Q: Ethanol, C2H5OH, has a density of 0.785 g/mL and a molar mass of 46.07 g/mol. How many moles of…

A: Solution : Given, Density of ethanol = 0.785g/mL means 0.785 g ethanol present  in 1mL of ethanol…

Q: Ascorbic acid ( vitamin C)  molar mass 176g/mol   A healthy adult's daily requirement is 70-90 mg a…

A: The daily requirement of vitamin C for a healthy adult's  is = 70-90 mg The molar mass of vitamin C…

Q: 5. What is the molecular mass of CH,COONA? C. 70g/mole d. ) 82g/mole 60g/mole b. 66g/mole a.

A: As per regulations only the first question can be answered. So the answer for question 5 is being…

Q: 1. How many moles of lead(IV) oxide, PbO2, are present in a sample that contains 7.65 moles of oxide…

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

Q: a. How many molecules of dinitrogen monoxide are present in 4.63 moles of this compound?…

A: a) Given : Moles of dinitrogen monoxide i.e N2O = 4.63 mol.

Q: how many moles of cocl3 are in 172.6 ml of a 19.6% mass sloution of cocl3 which has a density og…

A: You have given total volume and density, then find the mass of the solution to get the % mass of the…

Q: f moles of S in two moles of H2SO4.

A: One molecule of H2SO4 contains 1 atom of S. And one mole of H2SO4 contains Avogadro number of atoms.

Q: Q2 Calculate the moles of magnesium in 1.25 grms of magnesium. Q2a.Use the mole of magnesium in…

A: Moles from the given mass can be determined by using the formula as; Moles=Given massMolecular mass…

Q: How many moles are present in 0.868g of Mg? include units.

A: We have given that  How many moles are present in 0.868g of Mg? include units

Q: 2Al(s) + 3Br2(l) ->  Al2Br6(s) How many moles of Al are needed to form 2.43 mol of Al2Br6 ?

A: Mole to Mole Relationship:In these problems the moles of one of the Reactants / Products is to be…

Q: When doing a dilution, the concentration should go (up / down / stay the same). The total number of…

A: Molarity = no.of moles of Solute/volume of solution in L

Q: One 55 g serving of a cereal provides 267.0 mg of sodium, which is 11.6 % of the recommended daily…

A: Convert 11.6% into 100% using mathematical interpretation & convert mass into moles by using the…

Q: How manh stones are in 0.5 mol of stones

A: A mole is the amount of substance that contains 6.023×1023 chemical entities like atoms, molecules,…

Q: A student weighs a 0.0103 g0.0103 g sample of magnesium metal. How many moles of magnesium does the…

A: The answer to the following question is given as:

Q: What is the molar mass of unknown Q whose mass is 23.08g and .0389moles Hint Molar Mass = g/mol %3D

A: Given  Mass = 23.08 gram  Number of mole = 0.0389 mole  Molar mass = ?

Q: Jennifer produces 11.9 grams of calcium carbonate, CaCO3 in a chemistry lab. How many moles was…

A:

Q: thimble of water contains 4.0×1021molecules. The number of moles of H2O is?

A: Moles =molecule/6×1023 Moles= 4×1021/6×1023 Moles= 0.66×10-2

Q: sample of waterer (density is 0.998 g/mL) is measured to be 25.7mL.  How many mole of water are in…

A: Given: The density of water is 0.998 g/mL. The volume of the solution is 25.7mL. The molar mass of…

Q: How many moles are present in a 3600 mg of M9SO4 ? Note that: MW for MgSO4 = 120.4 g/mol Select one:…

A: Number of moles (n) is the ratio of the mass of sample [in g(grams)] and the molar mass (in g/mol).…

Q: How many moles are present in 105.6 g of H2SO4? 105.6 mol 98.08 mol 0.9288 mole O 1.077 mole

A: Calculate number of moles of H2SO4 in 105.6 g ?

Q: A 4.00 g sample of a hydrate of nickel(III) bromide looses 0.793 g of water when heated. Determine…

A: It is given that the mass of hydrate of nickel (III) bromide is 4 gOn heating it losses 0.793 g of…

Q: Part C How many moles are in 20.0 g of MgCl2 ? Express your answer to three significant figures.…

A: Mole concept:  A mole  is the quantity of a substance that contains atoms, molecules, ions,…

Q: How many moles are in 4.5 moles of CCl4

A: Number of moles of CCl4 = 4.5 mole

Q: Determine the mass, in grams, of 0.725 moles of Pb (1 mol of Pb has a mass of 207.2 g).

A: We know,  Number of mole=given masss/molar mass Given mass=Number of moles x molar mass

Q: A certain nut crunch cereal contains 11.0 grams of sugar (sucrose, C12H22O11) per serving size of…

A: The relation between mass and moles is shown below:Mass in g = (Number of moles) (molar mass)The…

Q: a cereal contains 11 grams of sucrose per 60g of cereal. How many grams of cereal must be eated to…

A: Mole is the amount of the substance that contains the same number of particles or atoms or…

Q: 1. How many grams of water (H20) are there in 2 mol of water? 1 mol H20 = g (round to hundredth)

A: atomic mass of H = 1 g/mol atomic mass of O = 16 g /mol 1 mol H2O =  2 x1 + 16 = 18  g H2O

Q: Part F H₂S and H₂O in the equation 2H₂S(g) + 302 (g) → 2SO2(g) + 2H₂P (g) O 1 mol H₂S 1 mol H₂O 1…

A: Since, Numeric number present before the compound is known as stoichiometric. Thus,

Q: ART A: WATCH THE VIDEO to fill in the blanks and answer the questions. he mole = things. wo moles…

A: 1 mole is a measuring unit in chemistry. Just like in our day to day life we use measuring units…

Q: Determine the number of moles in 4.74 × 10²³ formula units of MgCl₂.

A: Given, 4.74 × 10²³ formula units of MgCl₂

Q: Hi. I am trying to calculate the percent of water in an uknown hydrate. The given data is: mass of…

A: Law of conservation of Mass :- Law of conservation of mass states that mass can neither be created,…

Q: F. Percent CaCO, in Mixture 1. Moles of CaCO, in sample from mol CO, generated (n See equation 13.1.…

A:

Q: 30. A sample of a compound containing only S and Cl contains 2.72g S and 6.04g Cl. Another sample of…

A: given data = a sample compound only containing S and Cl S = 2.72 g, Cl = 6.04 g another sample of…

Q: How to convert ML to moles? I have 10.61 ml of NaOH How do I convert it to moles?

A:

Q: 11. What is the molar mass of oxygen gas? A. 16. g/mol B. 32.0 g/mol C. 8 g/mol D. 24 g/mol

A:

Q: 47.00 g sample of MgCO3.XH2O is heated to move away the water. After that, the total mass was…

A: It is given that 47 g of sample is heated and the mass of the sample left is 22.74 g,

Q: 1. How many moles are in each of the given samples? a) 2.50 mL of water (assume density of water is…

A: Note : As per our guidelines we are supposed to answer first 3 parts .please resubmit the other…

Q: The National Institute of Health (NIH) provides dietary recommendations for adults over various…

A:

Q: b) Whal IS To 6,02 x 100 3 sodium used in cooking and at the table. The sodium content of a popular…

A: Given, Daily requirement of sodium intake should be less than 0.10 mg. Sodium content of hamburger =…

Q: The molar mass of carbon dioxide is 44.009 g/mol. A mass of 220.0 grams of carbon dioxide is…

A:

Q: Determine the mass, in grams, of 0.295 moles of Mn

A: Given :- number of moles of Mn = 0.295 mol  To calculate :- mass of Mn (in g)