What is the limiting reagent in the active ingredient Calcium Carbonate above?

Q: Lakes that have been acidified by acid rain can be neutralizedby the addition of limestone (CaCO3).…

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

Q: For the following reaction, 4.74 grams of butane (C,H10) are allowed to react with 20.7 grams of…

A: The limiting reagent in a chemical reaction is a reactant that is totally consumed when the chemical…

Q: Active Raw Actual Yield Formulation Dosage Form Packaging Ingredient Materials 2 kgs calcium 1.75kgs…

A: Calcium carbonate is an alkaline earth metal salt. It contains Ca2+ cation and CO32- anion. It…

Q: What is the molar mass of dexamethasone ?

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Q: c) How many grams of the excess reagent remains

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

Q: If not all of the water was removed from the copper{sulfate pentahydrate after heating would you…

A: Copper(II)sulfate pentahydrate is blue in colour. Formula for copper(II)sulfate pentahydrate is…

Q: If a student starts with 2.56g of p- aminophenol and excess acetic anhydride, what is the…

A: Given,P-aminophenol reacts with acetic anhydride to form acetaminophen and acetic acid:The mass of…

Q: How do I prepare 1N acetic acid? Please show all calculations and units. ?

A: Step 1: Determine the molar mass of acetic acid.The chemical formula of acetic acid is CH₃COOH. Its…

Q: How many grams of ethylene are needed to react with 0.124  mol of H2O?

A: Here we have to calculate the mass of ethylene needed to react with 0.124 mol H2O.

Q: How to use mass percent composition as a conversionfactor ?

A: The mass percentage determines the composition of the compound that is present in the substance.…

Q: A alkaloid compound contains 74.02% C, 8.710% H and 17.27% N. The empirical formula of the compound…

A: Given:  Weight % of carbon = 74.02 %  Weight% of hydrogen = 8.710 %  Weight % of nitrogen = 17.27 %…

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: ethanol (C2H5OH) are present in 50.0 g-sample?

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Q: How many kcal/mol are in 435.94 kJ/mol?

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Q: What are the number of moles of in 10 g of CaCO3?

A: Given that: Mass of CaCO3 = 10 g  Molar mass of Ca = 40 g/mol Molar mass of C = 12 g/mol Molar mass…

Q: 9. Which two compounds would be used to make Compound 1? (pick two) OEt Compound 1 OEt a OEt 0x - 足。…

A: To get the starting material we have to do the retrosynthetic analysis and by doing this we get…

Q: Mg + 2H2O -> Mg(OH)2 + H2   How many moles of H2 will be produced from 12 moles of H2O?

A: Given reaction is, Mg + 2H2O -> Mg(OH)2 + H2

Q: Consider the following balanced reaction. How many moles of C3H7SH  are need to produce 0.224 moles…

A: The term number of moles is defined as the ratio of mass to the molar mass of the given compound.…

Q: An iodoform was prepared using ethyl alcohol. Five grams of iodine crystal was mixed with 5 ml of…

A: Given: The actual yield is 1.55 g. The theoretical yield is 5 g.

Q: Part 1: Mr. Romeo has 172 grams of Propane, C3H.. How many moles does he have available to burn?…

A: Answer:- This question is answered by using the simple concept of calculation of moles using the…

Q: is the A:B ratio just a place holder for the unknown compound can you use other variables in place…

A: Answer: This question is based on the fundamentals of crystal structure, where different type of…

Q: 50 kg propane (C3H8) is completely burned in 250 kg air (21 mol% O2 and 79 mol % N₂). Calculate the…

A: The mass of propane = 50 kgThe molar mass of propane = 44.1 g/molThe mass of air = 250 kgIn which 21…

Q: 5. If a student obtained 2.45 but expected 2.66, what is the percent yield? 6. What three functional…

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Q: In the Aspirin Experiment, how do you calcuate percent yield of the target compound and do you…

A: The aspirin experiment is a common laboratory activity in organic chemistry that involves the…

Q: 4 Given that 4 NH3 + 5 O2 4 NO + 6 H2O, if 3.00 mol NH3 were made to react with excess of oxygen…

A:

Q: Why it is important to obtain theoretical yield, actual yield and percent yield in the syntesis and…

A: A question based on concentration terms that is to be accomplished.

Q: Given the equuation: Al4C3+12H2O=4Al(OH)3+3CH4 How many moles of CH4 will be formed by the reaction…

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

Q: Why is the yield lower than calculated?

A: The experimental yield of any reaction usually found to be lower than that of the true calculated…

Q: (d) 44.3 kg cobalt(I) nitrate i ! mol cobalt(lI) nitrate

A:

Q: What is the mass percent of oxalate if a 142.9 g sample was found to have of oxalate in the chemical…

A: Given: Mass of oxalate in the sample = 88.02 g Mass of the sample= 142.9 g Required: Mass percent of…

Q: need some help on finding -Molar ratio -Theoretical and percent yield -The limiting reagent I have…

A: Balanced Chemical equations for given reaction is,   Isopentyl alcohol + Acetic acid ———>…

Q: What is the molar mass of H2CO3? Enter your answer rounded to four sig figs, without units

A: Molar mass of a substance is calculated by the numerical sum of atomic masses.

Q: How many moles of oxygen are produced by the decomposition of 5.50 moles of potassium chlorate?

A: The number of moles is a ratio of the mass of a substance to the molar mass of the substance.…

Q: Complete the reactions given below

A: In the given question we have to complete the reaction,  In this reaction bromination of alkene…

Q: Why isn't the 4 from phosphorous taken down into the equation? Why is four able to stay? Is there a…

A: The formula of phosphate ion and hydrogen ion are  phosphate ion = PO43-  Hydrogen ion = H+

Q: How many moles of C9H8O4C9H8O4 are in a 0.700 gg tablet of aspirin?

A:

Q: how many moles of I3 or triiodide reacts with sodium thiosulfate or Na2S2O3

A: How many moles of I3 react with Na2S2O3 ?

Q: How many grams of nitrogen trihydride are produced by the reaction of 1.35 moles of nitrogen

A: Nitrogen trihydrate is NH3 . moles = weight / molar mass

Q: Green plants use light from the Sun to drive photosynthesis, a chemical reaction in which liquid…

A:

Q: Part 1 of 3 (a) How much salicylic acid is required to produce 0.850 g of aspirin, assuming acetic…

A: ANSWER :          C7H6O3    +    C4H6O3      --------->  C9H8O4  +  C2H4O2 Salicylic acid…

Q: Ammonium nitrate fertilizer is sometimes used as an explosive. How many moles of water can be formed…

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Q: Use the following atomic weights and quantities to calculate the overall % yield of…

A: Step 1: Step 2: Step 3: Step 4:

Q: Peak A has a height of 150 mm and a width at half height of 8.5 mm. Peak B has a height of 116 mm…

A: The % composition of a component can be calculated from the area of peak by the following formula: %…