what is the formula weight of a compound if 20 g of
the compound in 500 mL of solution gives a 0.5 M
solution?
Formula weight -80 g/mol
what is the formula weight of a compound if 20 g of the compound in 500...
STRUCTURES OF ALKANES 1. Structures and Names of Alkanes Compound Complete Structural Formula Condensed Structural Formula Methane Ethane Propane 2. Isomers of Alkanes Isomers of Butane (CH) Compound Complete Structural Formula Condensed Structural Formula Molecular Weight (g/mol) Boiling Point °C) Density (g/mL) Isomers of Pentane (CsHz) Compound Complete Structural Formula Condensed Structural Formula Molecular Weight (g/mol) Boiling Point/Melting Point (°C) Density (g/mL) 2. Compound Complete Structural Formula Condensed Structural Formula Molecular Weight (g/mol) Boiling Point/Melting Point (°C) Density (g/mL) Compound...
An aqueous solution containing 10 g of an optically pure compound was diluted to 500 mL with water and was found to have a specific rotation of −117°. If this solution were mixed with 500 mL of a solution containing 3 g of a racemic mixture of the compound, what would the specific rotation of the resulting mixture of the compound? What would be its optical purity?
The molecular formula of a compound having a molecular weight (56 g/mol) and an empirical formula CH2 is C4H8C3H6C2H2C10H20
A student is given 1,2253 g of an unknown copper compound. Using magnesium to displace it, 0.5620 g of Cu metal is recovered. 3. What is the percentage of Cu in the sample? a. b. What is the formula weight of the compound? A student is given 1.403 g of pure CuO. To recover the Cu present in the compound, the dark powdery solid was dissolved in 15.0 mL of 6 M HCl, the solution diluted with 50.0 mL of...
Complete the table. Compound Formula weight (g/mol) Boiling point (°C) Density (g/mL) Hazards methylcyclohexanol This answer has not been graded yet. 1 methylcyclohexene This answer has not been graded yet. 3-methyl-1- cyclohexene 3-methyl-1- cyclohexene This answer has not been graded yet. phosphoric acid This answer has not been graded yet.
what is the formula weight (molar mass) of a compound that has formula with 2 aluminum, 6 carbon and 12 oxygen atoms?
CH, CH CH,CH Compound A CH3 CH3 но CH3 CH3 CH3 CH3 Compound B 4.43 a) An aqueous solution containing 10 g of optically pure fructose was diluted to 500 mL with water and placed in a polarimeter tube 20 cm long. The measured rotation was 5.20°. Calculate the specific rotation of fructose. (b) If this solution were mixed with 500 mL of a solution containing 5 g of racemic fructose, what would be the specific rotation of the resulting...
Important equations for making up solutions Weight of solute (g) = formula weight of solute (g/mole) x molarity (mol/l) x final volume (L) C1V1 = C2V2 How to make solutions Choose the correct formula from above. Please show all the steps and be sure to clearly show what values are being using relating to the formula. Serial Dilution Technique: Starting with your solution of 2mM KMnO4, make 6 ml of each of the following concentrations: 1.0 mM, 0.5mM, 250 µM,...
0.0800 g of a compound with the empirical formula C2H2N is dissolved in 10.00 g benzene. The resulting solution freezes at 5.24°C. Benzene freezes at 5.48°C and has a freezing point depression constant of K - 4.90"C/m. What is the molecular formula of the compound? CHEN CHONA CH N3 OCHEN O CHAN2
1 . Calculate the composition of the following solution in weight/volume %. A. 20 g of NaCl in 1 L of solution 2. Calculate the composition of the following solution in weight/weight %. A.1 g KCl in 1.00 X 10 g solution 3. Calculate the molarity of each solution in Problem 1. 4. It is desired to prepare 0.5 L of a 0.1 M solution of NaCl from a 1 M stock solution How many milliliters of the stock solution...