Calcium carbonate is used as an antacid to relieve heartbum, acid indigestion, and upset stomach. You have intake 6.088g CaCO3 with empty stomach and reacted with 2.852g Hydrochloric acid (HCl) present in the stomach. What mass of CaCO3 remains unreacted? Show the complete solution.  CaCO3 +2HCl -> CaCl2 + CP2 +H2O a. What is the limiting reagent? b. What is the excess reagent? c. How much is leftover in the excess reagent?

Q: 4) BrO3 + Fe2+-→ Br" + Fe3+ a) half-reactions: b) final answer:

A:

Q: What is the product{s) of the following reaction? HC1 HN

A:

Q: iWhat is the cell potential of reaction below at 298 K? AL9) + Cu aq) Al aq) + Cus) E cell =3.0v…

A:

Q: 1. When 1.164 g of a certain metal sulfide was roasted in air, 0.972 g of the metal oxide was…

A: #Q.1: Both sulfide(S2-) and oxide(O2-) have same charge of -2. The charge on the unknown metal(M) is…

Q: What is the approximate concentration of free Al3+ ion at equilibrium when 1.54x102 mol aluminum…

A:

Q: 6. Given the following enthalpies of reaction: AH = -1640.1 kJ P4 (9) + 3 O2 (a) → P.O6 (e) Pa (0) +…

A: 1) P4 (s) + 3 O2(g) →→→ P406 (s) ∆H = - 1640.1kJ 2) P4 (s) + 5 O2(g) →→→ P4H10 (s) ∆H = - 2940.1kJ…

Q: Show the organic reactant/reagents to produce the following:

A: Alkenes can be defined as the organic compounds containing double bonds between carbon atoms

Q: An empty steel container is filled with 0.880 atm of A and 0.880 atm of B. The system is allowed to…

A: Concept:  Equilibrium constant:  it is a number that expresses the relationship between the amounts/…

Q: Describe the basic idea of how decoupled 13C NMR occurs.

A: The splitting of a resonance for a 13C atom by hydrogen can be eliminated to generate a singlet by a…

Q: Predict the product for the following reaction. 1. O3 2. DMS 3. Na,Cr,0,/H9SO,H,0 HOH LOH HO- HO. II…

A:

Q: A sample of biogas contains 10.75mol ethane, 6.35mol pentane and 2.89mol propane. If the total…

A:

Q: 2. A student performs the NaBH4 reduction of the triketone shown below (note that the equation is…

A:

Q: A. Calculate the Gibbs free energy change in klimol of the following reactions at 29% K, given their…

A: As per our guidelines we are supposed to answer first three questions.

Q: The value of AS° for

A:

Q: At a certain temperature, 20g of CO2 gas(MM = 44.01g/mol) at 2.15atm take up a volume of 5.25mL.…

A:

Q: cise 25. Determine the mechanism of nucleophilic substitution of each reaction. Draw the products,…

A: Unimolecular nucleophilic substitution reaction, SN1 is favored in presence of a polar protic…

Q: Balancing redox reactions in acidic solution 1) H2C204 + MnO4- CO2 + Mn2+ a) The balanced…

A: To balance redox reaction , we use following steps.  First determine oxidation and reduction half…

Q: Which of the following is most likely to have the highest viscosity at 25°C?   HOCH2CH2OH C5H12 C7H8…

A: Viscosity is an internal property of a fluid.   HOCH2CH2OH C5H12 C7H8 C5H11OH We have to select the…

Q: measımeasurement of PH of a solution can be use. or .....

A: The correct answer about pH is given below

Q: Determine the pHpH for the following solutions: [OH−]=5.8×10−4M[OH−]=5.8×10−4M Express your answer…

A: pH is equal to negative logarithm of hydrogen ions

Q: What is the approximate C-C-C bond angle in propyne? a. 90° b. 109° с. 120° d. 180° a O b O d

A: we need to determine bond angle in propyne

Q: Calculate the standard enthalpy change for the reaction 2A +B= 2C+ 2D Use the following data: ΔΗ…

A: Concept:  Enthalpy of reaction: The standard enthalpy of reaction for a chemical reaction is…

Q: 1. BH3•THF 2. H2O2, NaOH 1. Hg(OAc)2, H20 2. NABH4, NaOH 1. BD3 THF 2. H202, NaOH 1. Hg(OAc)2, EtOH…

A:

Q: Enter { Backspace Delete てレヨ PrtScr しレヨ F8 F7 FS DELL 4/23/2022 4:21 PM O 2022 McGraw Hill LLC. AI…

A:

Q: need exlanation last one is wrong answer don't copy

A: The gases leak in the chemical reactor by a process known as effusion. Effusion is a process in…

Q: iscussion 1. What is the petrolatum and how composed?

A:

Q: displacement reaction. If y

A:

Q: 7. 2NH,NOs12Ngi-1Ogg)+0(g) J=-20 kJ ml B. Under which conditions (always, never, high T, low T) will…

A: For a reaction to be spontaneous, change in gibbs free energy for the reaction must be negative (…

Q: III. The initial rates for the reaction of hydrogen and nitrogen: 3H2 (g)t N2 (g) → 2NH3 (g) were…

A:

Q: How long will it take for the concentration of A to decrease from 1.25 M to 0.249 for the second…

A:

Q: Solid potassium sulfite is slowly added to 150 mL of a 0.109 M calcium nitrate solution until the…

A:

Q: B. Calculate the temperature in Kelvin at which the reaction shifts in spontaneity. Express your…

A:

Q: A certain substance X has a normal freezing point of 5.2 °C and a molal freezing point depression…

A:

Q: Consider the table of data collected for the reaction A Determine the magnitude (value) of the…

A: The answer is given below

Q: measımeasurement of PH of a solution can be use.. or ...

A: measurement of pH solution can be done by pH paper, calorimetry ,electrometric etc.

Q: 1. Would pressure have an effect on the solubility of a gas in liquid? How?

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

Q: Answer questions in the table below about this molecule: What is this molecule's chemical formula?…

A:

Q: giHow many grams of sodium hydroxide (M.wt-58.5) can add to liter of solution mixture of 0.2M…

A: Ammonia, NH3 is a weak base and ammonium chloride or ammonium ion, NH4+(aq) is a conjugate acid of…

Q: The molality of an Al2(CO3)3 solution is 4.6 m. What is the freezing point of the solution? °C What…

A: The freezing point and boiling point of a solution can be calculated as follows

Q: Consider the reaction: NO(g)+1/2 O2(g)-->NO2(g) Given the following data: S*(NO)= 205.75 J/mol K…

A:

Q: culating mole fraction A solution is made by mixing 58. g of acetone ((CH,), CO) and 26. g of…

A:

Q: have a 10% by mass salt water solution (NaCl) with a density of 1.04 g/ml. Find the molarity,…

A: Given,  10% by mass, means 100 g solution contains 10g NaCl  Mass of NaCl = 10 g Moles of NaCl =…

Q: After performing Part A of the experiment, a student obtained the following concentrations for…

A: Trial                            Concentration of sodium hydroxide NaOH   1…

Q: Predict the productiss of the tollowing ucleophilic Substitutioan 1. reaction: Br +H20 ->

A:

Q: For A → products, time and concentration data were collected and plotted as shown. [A] (M) t (s)…

A:

Q: You have 5.0 mL of 0.70M HI and 4.6 mL of 0.90M Mg(OH)2. What would be the concentration of MgI2 in…

A: The Balanced molecular equation for the reaction between HI and Mg(OH)2 is ; 2HI + Mg(OH)2 → MgI2 +…

Q: Please in handwriting show how to solve for H+ ions -0.167=0.1400-0.0591/2 * log (0.108)/(H+)^2

A:

Q: Explain how you could synthesize butane. Be sure to list all reactants and reagents required.

A: Wurtz reaction: The reaction of two molecules of alkyl halide dissolved in dry ether solution with…

Q: Calculate the molality of a sucrose solution made by dissolving 60.9 grams sucrose into 95.6 grams…

A:

Q: For a particular redox reaction, NO, is oxidized to NO, and Fe+ is reduced to Fe2+. Complete and…

A: