3) What is the mole of 6.022 x 10 molecules of CO, ? A) 2 B) 3 C) 1 4) What is the molar mass of CO, in g/mol ? A) 12 B) 32 C) 44

Q: don’t understand the first part of the question with the: “You need 2 moles of magnesium…” How do I…

A:

Q: 8. Determine the number of CH₂Cl2 molecules in 42.463 g of CH₂Cl₂. The molar mass of CH₂Cl2 is…

A: Avagadro's law states that 1.0 mole of any substance Avagadro number () of species.Number of moles =…

Q: Give all possible resonance structures for the given molecule and identify the major contributor…

A:

Q: Consider the following balanced chemical equation: 5 C(s) + 2 SO2 (g)→ CS2 (g) + 4 CO(g)   a) If…

A: The balanced reaction taking place is given as, => 5 C (s) + 2 SO2 (g) -------> CS2 (g) + 4 CO…

Q: a. What mass is represented by 0.0146 mol of C3H7OH (2-propanol, rubbing alcohol)? Mass %3D b. What…

A: a). Given: The moles of C3H7OH = 0.0146 mol. The molar mass of C3H7OH = 60.09 g/mol.

Q: 5g of H2 is reacted with 6g of O2, what is the expected mass of the product? and how many grams is…

A: Limiting reagents:

Q: 1. Ammonium Nitrate is an unstable explosive that also happens to be highly soluble in water. It is…

A:

Q: -moles of NH: wi

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

Q: 3) Avogadro's number is most simply A) 6.02 x 1023 amu in 1 mole of a substance. B) 6.02 x 1023…

A: The number of units in 1 mole of a substance is known as Avogadro's number. And the value of…

Q: 3.) Calculate the moles of KHP in flask #3. grams KHP Molar Mass of KHP (АЗ) 204.22 g/mol moles KHP…

A: Moles - One mole means 6.022 x 1023 number of that compound.  It is found that the molecular mass…

Q: 5 Select the quantity that contains the greatest number of moles of atoms. a) 1.20 moles of CH4O b)…

A:

Q: If the weight of calcium oxalate is 2g and weight of ammonium oxalate is 0.15 g then te percentage…

A: Given that Weight of calcium oxalate = 2.0 g  Weight of ammonium oxalate = 0.15 g  Molar mass of…

Q: How many moles of specified particles are present in a sample of each of the following substances if…

A:

Q: 3. How many molecules of ammonia, NH3, are present in 0.522 moles of ammonia? A) 3.14 x 1023 B) 8.67…

A: Number of molecules is the product of the number of moles and avogadro’s number. Avogadro's number…

Q: Mass of collected Barium sulfate = 0.55g Calculate the moles of BaSO4 collected

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

Q: 2 KČIO, 2 KCI + 3 02 Calculate how many grams of 0,(g) can be produced from heating 81.9 g KC1O,(s).

A:

Q: Complete the following stoichiometric relationships. 1 mol NH3 contains   ? mol N and    ? mol H.

A: Given,  No of mole of NH3  =1  mole

Q: 5.Starting from 7.2 moles of Potassium Dichromate, How many ions of (Cr2O7)-2 are there? a) 5.06 x…

A: Given that, 7.2 moles of  Potassium Dichromate are peresent. To find: the number of ions of…

Q: How many molecules are in one drop (0.0500 g) of water 2) True or False a)To convert from grams to…

A:

Q: What is the molar mass of magnesium (Mg)? A)24.305 B)54.9380 C)48.610 D)35.45 E)22.99

A: Given      Element  = Magnesium  Molar mass = ?

Q: atoms = moles Activity avogadros number How many moles are there in • 3.01 x 1023 atoms of silver?…

A: Given : Number of atoms of different - different element. To find : Number of moles of each element.…

Q: 20. How many molecules are contained in each of the following: (a) 1.75 mol Cl, (b) 0.27 molC,H,O…

A:

Q: A: What is the correct chemical formula when Co4+ combines with S2- ?  B:  How many ATOMS of OXYGEN…

A: A: What is the correct chemical formula when Co4+ combines with S2-?

Q: Q/Choose between parentheses 1- moles of substance contain ..... particles * (Non of these/18.066…

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

Q: You have 3.956 grams of iron (55.845 g/mol) and 7.52 grams chloride (Cl2) (Cl= 35.453 g/mol) to make…

A:

Q: How many molecules are in 3.87 moles of CC?

A: The number of molecules present in 3.87 moles of CCl4 given below.

Q: What is the mass, in grams, of 2.84 x 10^23 atoms of lead?

A: Given that, No of atoms  lead =  2.84 x 10 23 atoms  We know that,  1 mole = 6.022 x 1023 atoms i.e,…

Q: What amount in moles is 4.77x10^25 (to the power of 25) molecules?? 1.2.87x10^49 mol 2.79.2 mol…

A: Molecules = 4.77 x 1025

Q: Certain metals can displace hydrogen from acids to produce hydrogen gas and a salt. When 25.2 g of…

A: Certain metals can displace hydrogen from acids to produce hydrogen gas and a salt. When 25.2 g of…

Q: QUESTION 9 How many moles of molecules are in a 419.26 grams sample of ozone, O3?

A: Number of molecules present in one mole of ozone = 6.022×1023 molecules Molar mass of Ozone = 3×…

Q: How many moles of Al2(CO3)3 contain 2.63x1025 atoms of oxygen (O)? a) 393 moles b) 4.85 x 1046…

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

Q: How many moles of propylene (C3H6) are in 25.0 g of the substance?

A: Given: Mass of propylene = 25.0 g Molar mass of propylene (C3H6) =   42.09 g/mol To Calculate: Moles…

Q: you were manufacturing ammonia, 3H2+N2 ——>2NH3 and had 6 moles of hydrogen and 1 mole of nitrogen,…

A: Industrial preparation of ammonia is known as the Haber process and it involves the following…

Q: How many grams are in 3.50 moles of Li? How many moles are in 4.65 x 1024 molecules of NO,? What is…

A: Mole is used to determine the amount of substance. One mole of a substance contains 6.022×1023…

Q: 4. How many grams are there in 60.0 X 102 formula units of Mg, (PO),? Molar Mass: Mg: P: O: Total:

A: Molar mass of a particular compound is the sum of atomic masses of constituent elements. Moles of…

Q: 8. Serotonin (molar mass= 176 g/mol) transmits nerve impulses between neurons. It contains 68.2% C,…

A: % of C = 68.2% = 68.2 g % of H = 6.86% = 6.86 g % of N = 15.9 % = 15.9 g % of O = 9.08 % = 9.08 g…

Q: 3.230g sample of a compound containing on the carbon hydrogen and oxygen is burning an excess…

A: Given: Mass of sample = 3.230 g Mass of CO2 = 7.343 g Mass of H2O= 3.005 g To Calculate: Mass of…

Q: Which of the following is the correct definition of a mole A) the amount of a substance that…

A: Given  Which is correct = TO BE DETERMINED

Q: Calculate the number of moles in the following quantities: a.)3.12 g NaHCO3 b.)570 mg ZnCl2 c.)8.9…

A:

Q: 7) 23 mols of Magnesium Nitride were produced, how many mols of Magnesium Carbonate were required to…

A: Introduction: By using mole concept we will find moles of MgCO3 required .

Q: Ammonium perchlorate (NH4CIO4) is a powerful solid rocket fuel, used in the Space Shuttle boosters.…

A: Given,when ammonium perchlorate ( NH4ClO4 ) decomposes to produce nitrogen ( N2 ) gas, oxygen ( O2 )…

Q: In order to convert from molecules of a substance to moles of a substance, what number would you…

A:

Q: A) C6H6 B) C4H6 C) C5H10 D) C4H4 E) C5H12 F) C8H14 G) C8H8 H) C2H4 Select all the compounds…

A: Empirical Formula of a compound is the simplest whole number ratio of atoms present in a compound.…

Q: 3.01 x 1023 molecules of sucrose is _ _ _ _ _ _ _ _ _ _ _ _ _ moles of sucrose.  Why don’t you need…

A: Given : Number of molecules of sucrose = 3.01 X 1023 molecules.

Q: ......Fe2S3 + .....HCI →.......FeCl3 +.......H2S a. Balance the above reaction b. How many grams of…

A: Answer:Balancing of chemical equations is based on the law of conservation of mass and it states…

Q: 17) The mass % of Al in aluminum sulfate (Al2(SO4)3) is A) 7.886 B) 15.77 C) 21.93 D) 45.70 E) 34.94

A: The compound given is Al2(SO4)3. Assuming 1 mole of compound. From the molecular formula we can see…