QUESTION 28 Identify the arrow in the following equation. OH2 H-O-H O O O O

Q: Given the balanced equation: CaCO3 + 2HCl to form CaCl2 + H2O + CO2, what is the total number of…

A: The objective of the question is to find out the total number of moles of CO2 formed when 2.0 moles…

Q: Section V: Chemical Equations 1. Use the line structures in the introduction to obtain the molecular…

A: Crystal violet, CV+(aq) is a conjugate acid that reacts with OH-(aq) to form CVOH

Q: Magnesium sulfate heptahydrate Copper(I) sulfate pentahydrate otassium phosphate decahydrate Calcium…

A: 1 MgSO4.7H2O  2. Cu2SO4.5H2O  3. K3PO4.10H2O

Q: In finding the equivalent number, n, the following are the rules EXCEPT Select one: O Acid-Base…

A: An equivalent number is used to determine the normality of the solution. The normality of a solution…

Q: After performing your chemical reaction and producing the desired product what are the four reasons…

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Q: Nitric acid is often manufactured from the atmospheric gases nitrogen and oxygen, plus hydrogen…

A: Given :  two step reaction Tip : cancel intermediate product

Q: Predict the products of the following reaction. If no reaction will occur, use the NO REACTION…

A: Answer:- This question is answered by using the simple concept of chemical reaction of metal…

Q: What type of chemical is aluminum sulfate dodecahydrate? Group of answer choices Basic hydrate…

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Q: How many grams of NH3 are needed to produce 40.0g of H20? 4 NH3 + 5 O2 → 4 NO + 6 H2O

A: Ammonia reacts with oxygen to form nitrogen oxide and water. The equation for the balanced chemical…

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

A:

Q: Select the type of reaction that is represented in the chemical equation below: 2 Na + MgCl, + Mg +…

A: The reaction taking place is given as, => 2 Na + MgCl2 ----> Mg + 2 NaCl

Q: A student combines 2.025 g of aspirin with excess acetic anhydride.  The theoretical yield of…

A: The mass of salicylic acid = 2.025 g Molar mass of salicylic acid = 138.121 g/mol Molar mass of…

Q: Use the equation 4 NH3 + 5 O2-4 NO + 6 H2O to answer the following question. How many grams of NO…

A: Stoichiometry is a big words for a process that chemisr's use to calculateamounts is reactions It…

Q: Calculate the standard enthalpy change for the combustion of 1 mol of liquid methanol, assuming…

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Q: 2. How many grams of K2SO4 are there in 0.123 mole of K2SO4? (Hint: you need to calculate the molar…

A: Using molar mass of K2SO4 and mole concept we can solve this problem.

Q: QUESTION 10 NH3 +_02 =_NO + H20 When the above chemical reaction is balanced, and all coefficients…

A: as per Q&A guidelines of portal I solve first question because it comes under multiple question…

Q: Given the following equation: 2 C4H10 + 13 0₂ → 8 CO₂ + 10 H₂O How many grams of C4H₁0 are needed to…

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Q: Molecular weight (g/mol) Literature MP ("C) Density (g/ml.) Amount Used (g or ml) Amount Used (mol)…

A: Amount used in moles is calculated using the equation Number of moles =Amount used (g)Molecular…

Q: QUESTION 2 QUESTION 1 NO2 SO3, H2SO4 QUESTION 3 Br2, FeBr3

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: IDENTIFY THE NUMBER OF ATOMS (CL, C, H, and F) in the Refrigerant Fluoromethane

A: Given Name of refrigerant fluoromethane

Q: What are some basic characteristics of reactions that have high atom economy? -  Do you think it is…

A: Given:Atom economyPercent yieldA measure of the proportion of reactant atoms that become part of the…

Q: Data Unknown sample mass 0.6250 g Mass analyzed 0.6250 g Elements in Sample Combustion Analysis…

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Q: how many kilojoules are absorbed when 116 g of Hg are produced?

A: The heat absorbed when 116g of Hg are produced

Q: Given the reaction shown below and its corresponding graph, which line represents represents…

A: Given balanced reaction: 2NH3 (g) →N2 (g) + 3H2 (g) Given concentration vs time plot:  We have to…

Q: ✓ 3.50 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to…

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Q: True or False 1.An atom is oxidized when it loses a neutron 2.Burning a molecule of glucose…

A: Given statement are : 1.An atom is oxidized when it loses a neutron 2.Burning a molecule of glucose…

Q: Complete combustion of 5.50 g of a hydrocarbon produced 16.7 g of CO2 and 8.52g of H2O. What is the…

A: Given,Mass of hydrocarbon = 5.50 gMass of CO2 = 16.7 gMass of H2O = 8.52 gMoles of CO2 and H2O can…

Q: The following are requirements for primary standards, EXCEPT O composition vary with drying stable…

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Q: Malleability Brittle (Malleable means- (it shatters or cracks when Element Symbo Physical…

A: Each element present our periodic table has characteristic physical and chemical properties.…

Q: HO. 1) HBr 2)Mg 3) СО

A: ->HBr can give substitution reaction proceeds through formation of carbocation. ->Mg form…

Q: Nitrogen and hydrogen combine at a high temperature, in the presence of a catalyst, to produce…

A: A balanced chemical equation contain equal number of atoms of each elements on both sides of the…

Q: Macmillan Learning Refer to the structures of molecules A-E. OH CH3 OH dós s OH A B Identify the…

A: Phenols react with an aqueous solution of iron(III) chloride to give blue, violet, purple, green, or…

Q: QUESTION 11 Which of the following is the enthalpy change of the following reaction under standard…

A: Exothermic reactions are reactions or processes that release energy, usually in the form of heat or…

Q: In the following chemical reaction, what product is represented by X? AICI, + NAOH X + NaCl AICI, A.…

A: In this question, we have to find out the correct answer of given problem by the help of "balanced…

Q: number of formula units in 105 g (NH4)2O

A: General chemistry.

Q: A cereal contains 11.0 grams of sucrose (CH0,J per 60.0 oama of cereal How many grams of cereal must…

A:

Q: moles

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Q: The reaction between methanol and oxygen gas produces water vapor and carbon dioxide. 2 CH,OH(1) + 3…

A: From the reaction it is clear that 2 moles methanol and 3 moles oxygen reacts to give 4 moles water…

Q: When the following equations are balanced using the smallest possible integers, what is the number…

A: Balancing the reaction is not very tough.  Here we have to eqalise the things on both side.

Q: uestion 40 adition of HCl to the following molecule would produce HCI II. IV. CI land II

A: When HCl is added on double bond then it's produces alkyl halide.  H+ ion added on double bond to…

Q: Question 25 If heated to around 900°C, calcium carbonate undergoes decomposition. What are the…

A: Calcium carbonate decomposes at a higher temperature. When metal carbonate heated at a higher…