77. The number of moles of H, needed to complete ly saturate 1 mole of vitamin A is HO

Q: A student heated a 2.00 g of a hydrate of CoCl2 to drive off the water. After cooling the sample,…

A: Answer: During the crystallization of a compound some water molecules are left in its structure and…

Q: Consider the reaction shown: N2+O2 produce or form 2NO deltaH=43.2 kcal When 50.0 g of N2 react,…

A: The reaction taking place is  N2 + O2 ---> 2NO                  ΔH = 43.2 Kcal Hence we can say…

Q: How many g of dextrose are in 2.5L of D50WNSS

A:

Q: What is the theoretical yield of Pl3 if 96.0 g of I, are reacted with an excess of phosphorus…

A: When stoichiometric coefficient results in the equal number of atoms of each element on both the…

Q: Calculate the total weight of the following formula for a pediatric chewable gummy gel base for…

A: Given data :  1.Gelatin 43.4 g  2. Glycerin =  155 ml  3. Purified water = 21.6 ml  Density of water…

Q: Use the following reaction to complete the statement: 2 C4H10 + 13 O2 -> 8 CO2 10 H2O 4 moles of…

A: Given that, 4 mole of butane react. Require= no. of moles of oxygen

Q: Precipitated sulfur preparation is used as a a. scabicide b. fungicide c. keratolytic d.…

A: Scabicide- Medication used to treat scabies. It destroys the itch mite which is the cause for…

Q: If you forget to weigh the calorimeter and contents at the end of a Part 1 run, you will: Select…

A: While performing an experiment, human errors must be avoided. For that, the experiment must be…

Q: 2. If you wanted to make a solution that was 150 mg Na* per liter, a. How much Na2SO4 would you need…

A: Ionic compounds are completely ionized to produce corresponding ions in aqueous solution. Here…

Q: What is the concentration of 598.8 mL of solution that contains 23.9 g of KCl?

A:

Q: Given the following reaction: N2(g) + O2 (g) ⟶⟶ 43.2 kcal + 2NO(g) If 15.0g NO are produced,…

A: The given chemical reaction is,                    N2 (g) + O2 (g) -----> 43.2 kcal + 2 NO (g)…

Q: You need to make one Liter of a 60 g/L glucose solution for a glucola test. Provided on the counter…

A: Volume of solution = 1 L   Density has units of g/L.  Density of glucose solution = 60 g/L…

Q: 1.61 x 1023

A: Answer :  In 22.4 L of propane the number of propane molecules = 6.023 × 1023 So in 6L of propane…

Q: How many moles are in 27.3 gg of chloroform?

A: Given data Mass of chloroform = 27.3 g As we know, Molar mass of Chloroform = 119.38 g/mole

Q: None

A: The amount of capsaicin : Capsaicin needs to be 0.05% of the total mixture. Therefore: Capsaicin…

Q: Imagine you and your friends are making hot dogs. A complete hot dog consists of a frankfurter and a…

A: To make one  complete hot dog, we need one frankfurter and one bun.  We have 4 packages of…

Q: 1. Mass of PbCrO4 formed 2. Moles of PbCrO4 formed 3. Formula of Limiting Reagent 4. Moles of PbCrO4…

A: The synthesis reaction is PbO + H2CrO4 -> PbCrO4 + H2O One mole of lead oxide gives one mole of…

Q: Exam Limiting Reactants Granola Consider this partial recipe for homemade granola to help answer the…

A: Limiting reactant: A reactant that is totally consumed when the chemical reaction is completed is…

Q: Please don't provide handwritten solution....   which of the following elements is essential to…

A: Proteins and nucleic acids are important component of our body. Proteins are made up of amino acid…

Q: Choose the correct concentrations of 48 mg/L CO2 and 27 mg/L Mg²* in mg/L as CACO3 O 155 and 89 mg/L…

A: Given data : CO2 = 48 mg/L Mg2+ = 27 mg/L

Q: the

A: Mass of Acetic anhydride = ( Density • volume )  Mass of Acetic anhydride = ( 1.08gmL-1 • 2.06mL )…

Q: I need the balanced equation and theoretical yeild of the reaction.

A: The number of moles of triethylene glycol = 4.03 mmol Initial number of moles of p-toluene…

Q: how many grams KOH are present in 4.59 L of 2.76 M KOH solution? molar mass of KOH= 56.10 g/mol a.…

A:

Q: How many carbon atoms are in 4.406g of lactose??

A:

Q: Moles of HCl consumed (show calculation)

A: In the given reaction 3.12 g of CaCO3 is reacting with HCl and the balanced reaction is shown below,…

Q: Whats the mass of KIO3 that will consume 25 ml of .1 M Na2S2O3?

A: The mass of KIO3 that will consume 25 ml of .1 M Na2S2O3, it is to be calculated. Given: Volume of…

Q: Calculate the number of moles molecules in: ct an a) 10 g water b) 10 g ethanol C,H,O c) 10 g of…

A: Formula Used, 1. molesn=given massMolar Mass 2. Molecules = Moles x 6.023 x 1023

Q: Use the following reaction to complete the statement: 2 C4H10 + 13 O2 -> 8 CO2 10 H2O 4 moles of…

A: Given reaction is as follows: 2C4H10 + 13O2 → 8CO2 + 10H2O The moles of butane = 4 moles

Q: When a sample of potassium nitrate is dissolved in water to prepare a solution, the potassium…

A: When a sample of potassium nitrate is dissolved in water to prepare a solution, the potassium…

Q: 1. What are the reactants and products in photosynthesis? 2. How many sugar molecule/s produced in…

A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…

Q: 70% VO2max is typically associated with sustained, uncomfortable activity O True O False

A: VO2 max is the rate of oxygen consumption that is maximum during excercise that are incremental.

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: What reactants are needed to create the made reaction?

A: The question is based on the concept of organic synthesis.We need to synthesize the product using…