Below are described three methods through which breads are leavened (risen). Which of them are chemical changes?

Q: How many mg/m3 is a 6% concentration of CO2.  MW = C= 12  +  O+O = 16+16  at NTP

A: 6% means 6 gm solvent  in 100 ml solution

Q: Balance the following chemical equation if necessary for the synthesis of aspirin from salicylic…

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Q: What else is produced during the combustion of propane, C3H3? C3HB +502 3 CO2 +4-- O H20 O C3H8 O2 O…

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Q: How does limiting and excess reagent affect the following chemical reactions? Please base it on the…

A: A question based on general chemistry, which is to be accomplished.

Q: 10. The products of the fermentation of a sugar are ethanol and water 2. oxygen 3. carbon dioxide 4.…

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Q: reactions as endothermic or exothermic a. Ca, + Caa CaCla b. H:O + CO2 → H:COac) c. BaC + Na:SO →…

A: A system that releases heat to the surroundings, an exothermic reaction, has a negative ΔH by…

Q: 6. Write the products of the following reactions. If there is no reaction write NR. ROOR cat cC,…

A: 6. Given reaction,

Q: What evidence of chemical change is visible when electricity passes through water ? How are the…

A: Electrolysis of water:Water can also undergo a chemical change. Water molecules can be broken down…

Q: Consider the reaction A→ B with AH° = -97.7 kJ/molpn- What should be the AH° in kJ/molm for the…

A: Interpretation - Consider the reaction A→B with ∆Ho  = -97.7KJ/molerxn then what should be the  ∆Ho…

Q: A www-awn.aleks.com Significant Figures Counter Chapter 5. The Nervous System-Neurology and…

A: Given, the mass of ammonium perchlorate = 9.30 g The balanced chemical equation is given - The…

Q: t was known to treat skin diseases. It was used for laundering and washing with much less effort. t…

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Q: Byproducts of Burning Fossil Fuels 8 of 11 CO,(g) When sulfur, S, burns in air, it reacts with…

A: Part A Given data, The amount of coal is 8376726 tons. The amount of carbon in coal is 80.6% The…

Q: 1. If the animal population decreased, the amount of atmospheric carbon would:      A-increase…

A: According to guidelines i can answer only 1st question

Q: 60. In this diagram, AH represents Products Reactants Reaction Progress (A) heat absorbed. (B) heat…

A: There are basically two types of reactions - exothermic and endothermic reactions. Endothermic…

Q: T Text O Highlight + Insert Comment Prompt Reactants Products Water is split by strong electrical…

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Q: e of the water bath is monitored, and it is determined from this data the system during the…

A: According to the question, this chemical reaction is known to absorb 380. kJ of energy. The…

Q: Consider the equilibrium describing the endothermic dissolution of a solid in water Zn(OH), (s) Zn"…

A: Given equilibrium for dissolution of a solid in water is Zn(OH)2(s) <---> Zn2+(aq) + 2OH-(aq)…

Q: 2. Name the reactant and the product OH NAOC((aq) CH3CO2H а. CH O CH; H2 C-OH Oxidation H,C-C-C-H H…

A: While naming any organic compound according to iupac rule,  it is very important to choose the…

Q: base

A: Since you have asked multiple question, we will solve the first question for you.If you want any…

Q: n the following diagram, there are four potential energy reactions (1, 2, 3 and 4). State whether or…

A: Types of process are mentioned for  the given four potential energy reaction diagram,

Q: (NH4)2CO3, decomposes at room temperature to form gaseous ammonia, carbon dioxide, and water.…

A: Ammonium carbonate can be used as smelling salts and it easily decomposes.

Q: Write a balanced chemical reaction for the combustion of glucose (C6H12O6).

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Q: To entertain children between the ages of 2 and 90, I enjoypopping corks from bottles containing…

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

Q: The energy that enters or leaves a system during a chemical reaction comes from what source? O Heat…

A: Energy is required to break the bond however the energy is released during the formation of Bond .

Q: The air has a dry ball temperature of 34 ° C and a wet bulb temperature of 24 ° C is initially…

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Q: There is a legend according to which a young man presented his beloved with a ring made of iron.…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Which of the following factors can be a reason for yied percentage to be low? 1.Reactant impurities…

A: The question is based on the concept of reactions. We have to identify the reason for low yields.

Q: Which is the reductant and oxidant in the reaction?  2 KMnO4 + 5 C6H8O6 + 3 H2SO4 → 2 MnSO4 + K2SO4…

A: Which is the reductant and oxidant in the reaction?

Q: A stalk of celery has a caloric content (fuel value) of 9.0 kcal.If 1.0 kcal is provided by fat and…

A: Given that the caloric content of celery is 9.0 kcal. Fat provides 1.0 kcal calories. The fuel value…

Q: 1. What are the conditions under which a reaction goes to completion? 2. Does completeness of a…

A: 1) condition for completeness of a reaction are-  a) rate of forward reaction should be greater that…

Q: 5.46 (a) and (b)

A: (a)Given, Moles of O2 = 1.36mol. Change in enthalpy of the reaction = -89.4kJ. The change in…

Q: Nacleagt AgNOgrsy AgCless

A: Sodium chloride (NaCl) reacts with silver nitrate (AgNO3) and gives sodium nitrate (NaNO3) and…

Q: Using the following equation for the decomposition of water:  2H2O ------->  2H2  +  O2   What…

A: Water decomposes into hydrogen and oxygen. The balanced decomposition reaction of water is as…

Q: A plant carries out photosynthesis. What is the system? What is the direction of energy transfer? Is…

A: A plant carries out photosynthesis by using light energy to synthesis glucose from carbon dioxide…

Q: Consider the endothermic decomposition of carbonic acid below H2CO3(aq) ⇌ CO2(g) + H2O(1) Where…

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Q: If I add the following will the system shifts forward, backward or remains the same? Ag2CrO4 (s) ⇌…

A: The given reaction is:                   AgCrO4s ⥩ 2Ag+aq  + CrO42-aq Solid AgCrO4 is dissolving in…

Q: Based on the number of mature trees and acres of grass in your lawn, determine how many grams of CO₂…

A: #Q.1: Number of matured trees available = 11 Pounds of CO2 a matured tree consume in a year = 148…

Q: Analysis methods of food colorants should not be: a. Simple and easy 1 b. Rapid, of short time c.…

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Q: If I add the following will the system shifts forward, backward or remains the same? Ag2CrO4 (s) ⇌ 2…

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Q: A cork popper. To entertain children between the ages of 2 and 90, Daniel Harris enjoys popping…

A: Given: Formula mass of acetic acid = 60 g/mol Formula mass of sodium bicarbonate = 84 g/mol

Q: AB -->  A + B is called a decomposition reaction.  True  False

A: Given above statement is true or false ?

Q: acid

A: Since you have asked multiple question, we will solve the first question for you.If you want any…

Q: Monitoring blood glucose levels is an important aspect of managing diabetes. The preprandial glucose…

A: Given information is:  Concentration of Quinone imine dye=5.533mmol/L conversion of glucose in…

Q: In comparing a reaction run under reflux versus distillation, distillation will remove the product,…

A: In comparing a reaction run under distillation v/s reflux , we have to consider both the parameters…

Q: Aspirin can be made in the laboratory by reacting acetic anhydride (C4H6O3)(C4H6O3) with salicylic…

A: Given, In a laboratory synthesis, a student begins with 2.90 mL of acetic anhydride…

Q: The airbag inflates to a volume of 70.0 L70.0 L and a pressure of 1.41 atm1.41 atm at 25.0 °C25.0 °C…

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Q: Are side products/by products the same thing as minor products in a chemical reaction?

A: No side products/by products are not the same thing as minor products in a chemical reaction.

Q: Absorbed from the intestines into the blood, nitrites (NO2-) interact with the hemoglobin of the…

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