What does it mean to have a negative value for the concentration of a reactant?

Q: Consider the reaction below: (Question 18) 3 Pb(NO3)2(aq) + 2 AlBr3(aq) ----> _ Compound A + _…

A: The ion which will be used to form compound A or compound B can be find from the balanced reaction.

Q: Sodium hydrogen carbonate (NaHCO3), also known as sodium bicarbonate or "baking soda", can be used…

A: Hydrochloric acid reacts with sodium hydrogen carbonate to form sodium chloride, water, and carbon…

Q: Sodium hydrogen carbonate (NaHCO3), also known as sodium bicarbonate or "baking soda", can be used…

A: Given, Volume of HCl = 100 mL = 0.100 L    (1 mL =0.001 L) Molarity of HCl = 0.085 M = 0.085 mol/L

Q: (Omit states of matter.) а. В(ОН); (аq) + Н,0() — В(он). (аg) + н'" (аq) Acid: Base: b. Н.О() + CN-…

A: Lewis Acid is electron acceptor  And Lewis base is electron donor.

Q: Indicate whether each statement is true or false. if you think the statement is false, rewrite it to…

A: Solution : a. a catalyst makes a reaction go slower - False          Catalyst is a substance or an…

Q: What happens when we increase and decrease the temperature in the Haber Process?

A: In Haber process, ammonia is prepared from nitrogen and hydrogen. We have to find, what happens when…

Q: Please help with question 5 please reaction and balance

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Q: combination O precipitation O single replacement Odouble replacement O combustion CH,CH,CO,H(1) +…

A: We have various types of reactions viz : Acid base reaction Combustion reaction Precipitation…

Q: Complete the balanced molecular chemical equation for the reaction below. If no reaction occurs,…

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Q: Balance the following: When ammonium carbonate is dissolved in water, it dissociates into aqueous…

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Q: Which of the following  reactions are endothermic and exothermic A. C2H4 +3O2 --> 2CO2 + 2H2O +heat…

A: The energy difference of the products and reactants is known as the energy change of a reaction.  If…

Q: why do you need to determine the concentration of the sodium hydroxide (NaH) using potassium…

A: Before using NaOH to determine the concentration of acetic acid in vinegar, we need to determine its…

Q: Sodium hydrogen carbonate (NaHCO3), also known as sodium bicarbonate or "baking soda", can be used…

A: 1 mol HCl needs 1 mol NaHCO3 for neutralization.

Q: Determine the % of acetic acid (MM=60.05 g/mol) in a 2.00 ml vinegar sample that has a mass of 2.04…

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Q: concentration of OH- in a sample is 2.2 x 10-6 M, what is the molar concentration of H3O+?

A: [OH-] = 2.2 x 10-6 M  we know.   ,  [H3O+] * [OH-] = 10-14

Q: Question 15 of 37 Write a balanced chemical equation based on the following description: solid CH O…

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Q: Which of the following reactions are endothermic, and which are exothermic? a) N2 + 3H2 ⟶⟶ 2NH3 +…

A: When heat released then reaction is known as exothermic reaction. When heat consume then reaction is…

Q: When Na and S undergo a combination reaction, what is the chemical formula ofthe product?

A: Sodium Na is monovalent with +1 charge Sulphur is divalent as sulfide with -2 charge

Q: Sodium hydrogen carbonate NaHCO3, also known as sodium bicarbonate or "baking soda", can be used to…

A: Given,Volume of HCl = 200 mL = 0.200 L    (1 mL =0.001 L)Molarity of HCl = 0.089 M = 0.089…

Q: 6. Which is NOT an indicator of a chemical reaction? A. temperature change B. formation of a…

A: Physical and Chemical Changes -  Physical changes are those which are usually reversible do not…

Q: Which statement is true about a reversible reaction?  The forward and reverse reactions stop.  The…

A: Reaction involves a lot of interaction if that interactions will be effective then reaction proceed…

Q: For the reaction: HCI 40° C

A: At high temperatures, the reaction becomes reversible and hence the favored product will be the…

Q: Which of the following is not a general guideline for balancing an equation? A) Write correct…

A: Balancing of chemical equation :- It may be definedas the method of making the Number ofatoms of…

Q: For the reaction below: Br2, NaOH `NH2 H20

A: HOFMANN BROMIDE REACTION.

Q: Balancing the following equation:    CH4 + O2 --> CO2 + H20

A:

Q: Sodium hydrogen carbonate (NaHCO,), also known as sodium bicarbonate or "baking soda", can be used…

A:

Q: Balance formation reaction for the following compund Formation reaction of CH3CHCO2H (I) (propanoic…

A: The reaction given is the formation reaction of CH3CH2COOH (NOTE: The formula of propanoic acid…

Q: what type of reaction woudl the following equation represent?

A: Given :- KOH(aq) + HBr(aq) ––––> KBr(aq) + H2O(l)   To determine :- Type of reaction

Q: Sodium hydrogen carbonate (NaHCO,), also known as sodium bicarbonate or "baking soda", can be used…

A:

Q: Chemical equation: HCl(aq) + NaHCO3(aq) → NaCl(aq) + H2O(l) + CO2(g)   Written description: A…

A: ANSWER IS DISCUSSED BELOW

Q: Determine the % of acetic acid (MM = 60.05 g/mol) in a 2.00 mL vinegar sample that has a mass of…

A: Given: Volume of acetic acid solution = 2.00 mL> Molar mass of acetic acid = 60.05 g/mol. Mass of…

Q: N°H HO -HN

A: We have to write the reaction if occurred.

Q: Write and balance the following reactions with the information given. Hydrogen sulfide gas is passed…

A: The reaction between hydrogen sulphide and lead hydroxide to give lead sulphide and gaseous water.…

Q: OPIC: CHEMICAL REACTIONS AND EQUATIONS 1. Create your own examples of Combination Reaction…

A: Combination reactions are those reactions in which one or more reactants combine together to form a…

Q: Sodium hydrogen carbonate  NaHCO3 , also known as sodium bicarbonate or "baking soda", can be used…

A:

Q: +20,(g) = 2NO,(g) lanced chemical equation for the reverse reaction. Include physical states for all…

A: Balance Chemical equation means no of atoms should be equaal in both side reactant and product

Q: Sodium hydrogen carbonate NaHCO3 , also known as sodium bicarbonate or "baking soda", can be used…

A: The moles of HCl present in fluid is determined first. The balanced chemical equation is as follows,

Q: Sodium hydrogen carbonate NaHCO3, also known as sodium bicarbonate or "baking soda", can be used to…

A: Given,Volume of HCl = 200 mL = 0.200 L    (1 mL = 0.001 L)Molarity of HCl = 0.089 M = 0.089…

Q: For the dissociation of iodic acid, HIO3(aq) + H20(1) =H30*(aq) + 103 (aq) If, at equilibrium,…

A: The dissociation of the iodic acid is given as: HIO3aq + H2Ol ⇌ H3O+aq + IO3-aq Given: The conc. of…

Q: Calculate AHm for the following chemical equation, If necessary, balance the chemical equations.…

A: Given unbalanced reaction is :  Pb (s) + PbO2 (s) + H2SO4 (l) --------> PbSO4 (s) + H2O (l)…

Q: Sodium hydrogen carbonate NaHCO3, also known as sodium bicarbonate or "baking soda", can be used to…

A: Given that: Volume of HCl = 50.0 mL = 0.050 L Molarity of HCl = 0.027 M Mass of NaHCO3 = ? The given…

Q: Silver Nitrate Solutions Are Unstable And Will Change Concentration From Week To Week. Why Is Silver…

A: AgNO3(silver nitrate) can only be stable if kept under dark condition i.e in a dark or brown bottle.…

Q: HCl(aq) +NaHCO3(aq) →NaCl(aq) +H2O(l) +CO2(g) The CO2 gas produced is what makes you burp after…

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Q: Calculate the initial concentration of the reactant

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Q: 3. HF(aq) + HCO, (ag) H,CO3 (aq) + F(ag) HCO; (aq) in the equation above is a(n) F (aq) in the…

A: A pair of species which differ by one proton is called conjugate acid base pair. Acid: a species…

Q: Balence the equation

A: The chemical equations should be balanced because, according to the law of conservation of mass.…

Q: Br2, NaOH, H-O NH2 NH2 (a) NHBR (b) NºBr (c) N=C=0 (d) All of the above are involved in the…

A: given Hoffmann rearrangement reaction

Q: Is the acid-base neutralization reaction between sodium hydroxide and hydrochloric acid an…

A: The reaction between sodium hydroxide and hydrochloric acid is:

Q: NH2 KI NaNO2 HCI, 0 degrees C RAC PAC HoS

A: The reaction given is,