3. How many grams are in 2.35 moles of calcium phosphate, Ca3(PO3)2?

Q: What is the mass in grams of Na" (22.99 g/mol) in 25.0 g of Na SO, (142.0 g/mol)?

A: The question is based on mole concept. We have been  given mass of sodium sulphate. we have to…

Q: How many moles of water are present in 75.0 g of H20?

A: Solution stoichiometry involves the calculation of concentration of solutions in the given…

Q: Granulated sugar (sucrose, C12H22011) has an average density of about 0.71 g/cm³. Calculate the…

A:

Q: How many molecules of glucose (C6H12O6) are present in 1.52 grams of glucose (C6H12O6)? The…

A:

Q: Iron (III) sulfate, FeSO4, is prescribed for the treatment of anemia. How many moles of FeSO4 are…

A:

Q: What is the molar mass of anhydrous KAl(SO4)2? (step by step equation)

A: The given compound KAl(SO4)2 is potassium aluminium sulfate. It consists of one potassium atom, one…

Q: 1. Convert the following into moles if they have 25.5 g of the ff: a. Zinc, b. Cucl2 c. KSO4

A: Mole is defined as the mass of a substance which contains 6.023 * 1023 particles of the substance.…

Q: how many molecules of water are present in 75.0 g of H20?

A: 1 mole of water that is 18 g contains 6.022 * 1023 molecules.

Q: How many grams of Pb2+ are presented in 2.65 grams of lead (II) nitrate?  How many grams of lead…

A: a) Pb2+ are presented in 2.65 grams of lead (II) nitrate = 1.66 gram b) grams of lead (II) nitrate…

Q: how many moles of water are there for each mole of salt in the following formula? MgSO4 * 1 H2O

A: The chemical formula of salt= MgSO4.1H2O moles of water in each mole of the above salt needs to be…

Q: 14. White vinegar is essentially a mixture of 10% acetic acid (CH3COOH) and water 90% (by mass).…

A:

Q: Mass of Zn 2.44 g Mass of Cu 0.063 g The mass of Zn and the mass of Cu in a coin are given in the…

A:

Q: NaI (aq) + Cl2 (g) → I2 (s) + NaCl (aq) Given this equation calculate how much NaI is required to…

A: Consider the given information is as follows; Mass of I2 produced = 3.44 kg = 3440 g Mass of NaI…

Q: What is the percentage of C in Sodium carbonate (Na2CO3)? Atomic Masses: Na = 22.99 amu; C= 12.01…

A: To Solve this problem we will calculate the mass of C in sodium carbonate .

Q: What is the mass of 1.00 mol of Ni(CO)4? How many moles are in 3.22 g of Ni(CO)4?

A: (a). Given: The moles of =1.00mol The molar mass of Ni(CO)4=170.73g/mol

Q: What mass of water is contained in a 5.398_g sample of Na22CO3.10H2O?

A: The mass of the sample is 5.398 g.The molar mass of Na2CO3.10H2O is 286 g/mol.The mass of water in…

Q: How many grams are in 1 Eq of Ca 2+

A: Answer: grams of 1 Eq of Ca2+ is 20g Below I have shown 2 method to calculate grams of 1 Eq of Ca2+

Q: A solution is made by dissolving 23.4 g of potassium sulfate, K₂SO4, in enough water to make exactly…

A: Given,  The mass of K2SO4 = 23.4 g.  The volume of the solution = 500. mL The molarity of K2SO4 , K+…

Q: How many moles of aspirin (C9H8O4) are in 2.00 g of aspirin?

A: Calculate moles of 2.00 g of aspirin ?

Q: How many molecules of water are made from 8 molecules of H2? molecules

A: Balanced equation for the formation of water from hydrogen and oxygen is as follows. 2H2+O2→2H2O…

Q: solution is 32% (g/g) lithium nitride in water. If you have 0.69 moles of lithium nitride, how many…

A:

Q: I just read the definition of the Colligative Properties​, but could you explain use the…

A: Colligative property depends only on temperature.

Q: Calculate the molar mass of a volatile liquid whose mass is 0.46 g. The mass is obtained after a…

A:

Q: How many sodium ions are present in 20.0 mL of 0.10 M Na,S? A. 0.002 В. О.004 С. 1.20 х 1021 D. 2.41…

A: Given  Volume = 20 mL               = 20 × 10-3 Liter           ( 1 mL = 10-3  Liter )…

Q: What is the mass percent concentration of a saline solution prepared by dissolving 1.00 mol of NaCl…

A:

Q: Determine the number of moles in 8.73 x 1023 formula units of CaCl2.

A: We can used the equation for calculating the moles of given formula unit.  Equation is :  Number of…

Q: 2. Calculate the number of moles in 500 mg Na SO?. (MW of Na,SO,=293.8 mg/mmol). Dr. Marwa Nizar…

A:

Q: Calculate mass (in grams) of sodium in 8.5 g of sodium-containing food additive. NaCl (table salt)

A: Solution stoichiometry involves the calculation of concentration of solutions in the given…

Q: A solution containing 150 grams of CaCl2 (110.98 g/mol) is dissolved in 1.00 L of water. What is the…

A:

Q: The American Dental Association recommends that an adult female should consume 3.0 mg of fluoride (F…

A: Mass percent 45.24% indicates that 100g sodium fluoride contains 45.24g.

Q: A soft drink contains 39 g of sugar in 303 g of H2O. Part A What is the concentration of sugar in…

A: We have given that Mass of sugar = 39 g Mass of water = 303 g

Q: 3. How many grams are in 2.35 moles of calcium phosphate, Ca3(PO3)2?

A: We have given that  How many grams are in 2.35 mole of Calcium phosphate

Q: 3cucl,(aq) + 2Fe(s) 2Fecl,(aq) + 3cu(s) If you had a solution of copper(II) chloride that contained…

A: Number of moles of any substance can be calculated by dividing the mass of the substance by its…

Q: 5) How many moles are in 54.4 grams of water (H,O)? 6) How many grams would 8.88 x 10 atoms of NaCl…

A:

Q: A solution is prepared by dissolving 125 g sucrose (C12H22O11) in 135 g H2O.  Calculate the mass %…

A: Given; The mass of the solute is 125 g. The mass of water is 135 g.

Q: How many moles of calcium chloride would be necessary to prepare 94.0 g of calcium phosphate? 6.…

A: 6. The given reaction is : 3CaCl2(aq)  +  2Na3PO4(aq)  →  Ca3(PO4)2(s)  +  6NaCl(aq) The mass of…

Q: A scientist needs to make a 250 mL of a solution of ethanol in water that has a molaritv of 012…

A: Given :Volume of solution = 250 mL = 0.250 L                              (Since 1 L = 1000 mL) And…

Q: 3. What is the mass percent of each component in the mixture formed by adding 12 g of calcium…

A:

Q: 4. How many grams are in 1.11 moles of manganese sulfate, Mn3(SO4)

A: Given  Moles of Mn3(SO4) = 1.11 moles

Q: A 10 gram sample of NaCl will have the same percent composition (percent by mass) of Na and Cl than…

A: Mass ratio of Na/Cl in 10 gram of NaCl Molecular weight = 58.44 (g/mole) Atomic weight of Na = 23.99…

Q: Calculate the mass in grams of sodium in 8.5g of: а) NaзPO4 b) Na2C6H607

A: Given: mass of each compound = 8.5 g molar mass of Na = 23.0 g/mol molar mass of Na3PO4 = 163.94…

Q: What mass of Ba(IO3)2 (487 g/mol) can be dissolved in 1 L of water at 25°C?            Ba(IO3)2 ⇌…

A:

Q: How many glucose molecules are in 5.23 g of C6H12O6?

A: How many glucose molecules are in 5.23 g of C6H12O6?

Q: chemist prepares a solution of sodium carbonate Na2CO3 by measuring out 36.6μmol of sodium carbonate…

A: Molarity of a solution = Moles of soluteVolume of solution in L

Q: How many sugar molecules are present in 300 mL of a 2.0 M solution? (The formula for sugar is…

A: Molarity = 2.0 M  Volume = 300 ml = 0.3 litres Number of moles = molarity x volume(litres)

Q: Complete the table. Mass Mass Mass Mass Solute Solvent Solution Percent 2.55 g 25.0 g 45.8 g 3.8%…

A: For 2nd and 4th row I have filled the table Mass solute Mass solvent Mass solution Mass percent…

Q: How many grams of LiCl are needed to make 2L of 3M LiCl?

A: here i have solved this question using molarity equation

Q: What is the percent of water in : FESO,•6H,O 4

A: Given molecule: FeSO4.6H2O

Q: A solution is made by dissolving 17.8 g of magnesium sulfite, MgSO3, in enough water to make exactly…

A:

Mass Spectrometry

This process is an instrumental method in which a sample is changed to fast moving positive ions by electron bombardment. The charged particles vary due to their different mass to charge ratio and are estimated with the help of this difference. It is also called mass spectroscopy.