2 HCl(aq) + CaCO3(s) CaCl₂(aq) + CO₂(g) + H₂O(l) If HCI is the excess reactant there will be no HCI or CaCO3 when the reaction is complete HCI will remain when the reaction is complete CaCO3 will remain when the reaction is complete
Q: 6. The vapor pressure of water at 45.0 °C is 71.93 mmHg. What is the vapor pressure (in mmHg) of…
A:
Q: Question 7 What mass of fructose, C5H₁0Os(molar mass is 150.2 g) in grams, should be added to 50.0 g…
A:
Q: Which compounds are optically active? OH I and II I, II, and III II and III I and III None of these…
A: When a plane polarized light is passed through optically active molecule then it deviates at some…
Q: 7. What is the freezing point and boiling point of a solution that contains 19.0 g of glucose (molar…
A: Given : mass of glucose = 19.0 g Mass of water = 200 g To calculate freezing point we…
Q: The stronger the base the Select the correct respons O True O False
A:
Q: 180 S 160 140 ។ 120 100 ccLa) q ……… 20 PPM q
A: As there are 4 peaks in C-13 NMR spectrum, so there are 4 types of carbon present, assignment of the…
Q: Pyruvate must be oxidized into acetyl-CoA in order to enter the citric acid cycle. Which of the…
A: Given that, pyruvate must be oxidised into acetyl-CoA in order to enter the citric acid cycle. We…
Q: า x H- Br Br
A:
Q: Question 36 What is the purpose of phosphate during the automotive painting preparatory steps?…
A:
Q: Identify the key fragment structures of 4'-Bromoacetophenone based on the peaks of its attached mass…
A:
Q: Give the name of the molecule. Circle and label the base and sugar parts of the molecule. Number…
A: The nucleosides are the functional sub-unit of the nucleic acids. They are formed by the combination…
Q: How to report the following IR spectrum of exo-Norborneol
A: A question based on IR spectroscopy that is to be accomplished.
Q: 17. 5.0 mL of 0.60 mol/L His mixed with 10.0 mL of water. a. Calculate the hydronium-ion…
A:
Q: F. a. Show a mechanism for the formation of SO3 from H₂SO4.
A: In this question, we will draw the mechanism for the formation of SO3 from sulfuric acid. You can…
Q: Compute for the ratio Q/K for the equation A(g) + B(aq) → 2C(aq) + D() given that Kc = 0.80, CA =…
A: Given, CA= 4.00,. CB= 4.18,. CC= 5.15 Kc = 0.80 Q= (concentration of products)÷.…
Q: H i CH3 NICOTINE Which are true about the basicity of nicotine? Select the correct response(s):…
A: The basicity is defined as the ability to donate the lone pairs. The higher the ability to donate…
Q: the reactivity of these compounds... then state how you determine this using sentences and tures
A: Organic compounds are compounds that contain carbon and hydrogen atoms in a compound.
Q: Without doing any calculations, rank the systems in order of increasing Kc. Designate 1 as the…
A: Using the equilibrium concentration of reactants and products, concentration equilibrium constant,…
Q: Question 7 What mass of fructose, C5H₁005(molar mass is 150.2 g) in grams, should be added to 50.0 g…
A:
Q: What kind of molecule is: CH2CH2COOH. A sugar A phospholipid A saturated fatty acid An unsaturated…
A: We have to predict the type of molecule.
Q: don't understand as I can't read the writing. Can you type this please?
A: The reaction of carbon and hydrogen to produce a stable substance (methane, CH4) is C…
Q: Show a mechanism for the sulfonation of t-butylbenzene
A:
Q: What is the pH of a 2.3 x 10-4 M HCl solution?
A:
Q: The larger the Kb the more available the lone pair of nitrogen. Steric factors do not affect the…
A: The base dissociation constant gives the ability to dissociate a base. It is an equilibrium constant…
Q: Yeasts are able to produce high internal concentrations of glycerol to counteract the osmotic…
A: Concentration of aqueous solution = 4 % Density of solution = 1.02 g/ml Temperature = 25 °C R =…
Q: a stock solution of sodium chloride solution was prepared ( at 25C) by dissolving 250 mg of sodium…
A:
Q: For the following reaction, 4.81 grams of iron are mixed with excess hydrochloric acid. The reaction…
A:
Q: Determine the configuration of carbon A
A:
Q: Which of the following explain why amines are chiral? Select the correct response(s): The nitrogen…
A: A chiral compound must contain all four different group and do not possess plane of symmetry and…
Q: What reaction is involved in the production of soap?* A. Endothermic reaction B. Exothermic…
A: Production of soap involves saponification reaction.
Q: Describe/Draw the mechanism below Ar. OR 1) NaH 2) Co Ar.
A: Here we are required to find the mechanism for given reaction
Q: Exercise 1: Write the preferred IUPAC name for the compounds below. f. Na₂O₂ g. CrBr3 h. Au(CN)3 i.…
A: We have to write the IUPAC name for the given ionic compounds
Q: C9H100 5H q 2H 보
A: The given image is not a mass spectroscopy image. It is actually a 1H-NMR spectroscopy image.
Q: If an increase of 10 K in temperature doubles the rate of a reaction. What must the activation…
A:
Q: One of the following requires the most energy in IR. Asymmetric stretch Asymmetric bending Wagging…
A: IR, UV and Fluorescence are all spectroscopic techniques used to determine the structure of an…
Q: C1- Cl- V W Select compound V and X NO₂ 4 503H X - 2 S03 NO₂ C₁- NO₂ 6503 NO₂ S0₂H
A: In this question, we will identify the structure of V and X You can see the details solution below…
Q: Each line represents a form of the amino acid (red=overall). Draw the 3 structures and give…
A:
Q: CI cl cl A. (27,47)-2,3,4 trichloro hept-2-ene B. (22, 4E) -2,3,4-tri chloro hexa -2,4-diene 0₁ (2E,…
A:
Q: E. Show the products in the following reactions. If more than one product is possible, label the…
A: All the reactants are substituted benzenes. Substituted benzene undergoes electrophilic aromatic…
Q: W X Select reagent W and Y 1 HNO3 H₂SO4 2 CH3C1₂ AICI 3 3 Cl₂, FeCl3 ) 4 503, H₂SO4 NO₂ S0₂t
A:
Q: A patient was taking codeine 60 mg PO QID. According to standard opiate conversions, 20 mg of…
A: Given: The amount of codeine taken by the patient = 60 mg PO QID According to standard opiate…
Q: Combustion of a compound of formula CxHyO₂ yields 0.209 g H₂O (molar mass = 18.016 g/mol) and 0.512…
A:
Q: Which compounds are optically active? OH I and II I, II, and III II and III I and III (II) ОН OH (Ш)
A: A compound will be optically active when it it contain chiral centre and does not possess any plane…
Q: Starch is a polymer of:* Please choose one correct answet only A. Glucose B. Fructose C. Cellulose…
A: Given, Starch is a polymer of monosaccharide units by glycosidic linkage the monomer carbohydrate…
Q: a) b) c) d) CI CI NHCH3 ''NHCH3 H H3C₁, CI NH₂ CI ☆ão ☆ NHCH3 NHCH3 H, CH3 NH₂
A: In the given question four sets of compounds are given and it is asked to tell the relationship…
Q: According to the law of mass action, which of the following is the correct expression for the…
A: Given a equilibrium chemical reaction as follows,2A+B⇌3Cwe are asked what will be the equilibrium…
Q: A copper(II) sulfate solution of unknown concentration is placed in a colorimeter and an absorbance…
A: “Since you have asked multiple question, we will solve the first question for you. If you want any…
Q: Which of the following alkali solution is used to produce soft fatty acid salt?* Please choose one…
A:
Q: Calculate [H3O+] for a 0.50M solution. calculate pH once [H3O+] has been found.
A: H2SO4 is a diprotic strong acid. During the first dissociation, H2SO4(aq) is completely dissociated…
Q: The following molecules are in L-configurations, except: * b. CH₂OH OH OH он HO-B,C CH,-OH /он OH…
A: D configuration - if a compound rotate plane polarized light towards right side L configuration -…
Step by step
Solved in 2 steps
- assume all reactions involving gases proceed at STP: 2 Li + 2 H2O 2 LiOH +H2. If 4.4247 moles of Li are reacted, how many moles of LiOh will be produced?a chemist adds 110.0 of a 1.63 mol / L calcium bromide (CaBr 2 ) solution to a reaction flaskCalculate the mass in grams of calcium bromide the has added to the flask. Answer in g.Chromate is used as an indicator with AgNO3 to determine the number of moles/concentration of chloride are in the final reaction. The number of moles of silver added is equal to the number of moles of chloride initially in the solution. concentration(Ag+) x volume(Ag+) = concentration (Cl-) x volume (Cl-) Concentration of AgNO3 is 12.16g/l with a volume of 10.15mL Assuming all the chloride comes from sodium chloride, what is the mass of the sodium?
- A student dissolves a 4.56g sample of calcium sulfate in water and adds oxalic acid to precipitate out calcium oxalate. If 3.45g of precipitate forms, what is the percent yield of calcium oxalate? (Units Required) CaSO4 (aq) + H2C2O4 (aq) -> CaC2O4 (s) + H2SO4 (aq)Which of the statements below best describes the following reaction? Na2CO3(s) Ni(NO2)2(s) + O2(g) A) Nickel(II) nitrate decomposes with heat. B) Nickel(II) nitrate decomposes to nickel(II) nitrite and oxygen. C) Nickel(II) nitrate decomposes to nickel(II) nitrite and oxygen gas. D) Nickel(II) nitrate is heated to give nickel(II) nitrite and oxygen. E) Solid nickel(II) nitrate is heated to give solid nickel(II) nitrite and oxygen gas. What is the coefficient of carbon dioxide after balancing the following equation? __Cr2(CO3)3(s) __Cr2O3(s) + __CO2(g) A) 1 B) 2 C) 3 D) 4 E) none of the aboveThis is my second time asking this question, the first one came out as incorrect for both answers (I attached pictures of answers). I'm not sure what is done incorrectly. Phosphorus pentachloride decomposes according to the chemical equation PCl5(g)↽−−⇀PCl3(g)+Cl2(g) ?c=1.80 at 250 A 0.2738 mol sample of PCl5(g) is injected into an empty 3.90 L reaction vessel held at 250 ∘C. Calculate the concentrations of PCl5(g) and PCl3(g) at equilibrium.
- Complete the balanced molecular chemical equation for the reaction below. If no reaction occurs, write NR after the reaction arrow. Be sure to include the proper phases for all species within the reaction. NaClO₄(aq) + AgNO₃(aq) →{Volume of NaOH dispensed (mL) 41.87mL, 41.95mL, 41.75mL} {Vinegar volume (mL) 5.00mL, 5.00mL, 5.00mL} {NaOH molarity(M) .103M} Average volume of NaOH in liters (L) Average moles of NaOH (mol NaOH) Average moles of acetic acid (mol CH3COOH) Average molarity of acetic acid (M) Average mass of acetic acid (g CH3COOH)…81. For each of the following pairs of formulas, predict whether the substancesthey represent would react to yield a precipitate. (The products formed in the reactions that take place are used as a catalyst, as a tanning agent, as a pigment, in fertilizers, as a food additive, and on photographic film.) If there is no reaction, write, “No Reaction”. If there is a reaction, write the complete equation for the reaction. a. KOH(aq) + Cr(NO3)3(aq)b. Fe(NO3)3(aq) + K3PO4(aq)c. NaBr(aq) + AgNO3(aq)d. Mg(C2H3O2)2(aq) + NaCl(aq)
- QUESTION 2. Classify each reaction as combination (C), decomposition (D), single replacement, double replacement (DR) or combustion (CO). a. 2 BrCl → Br2 + Cl2 b. F2 + 2 NaBr → 2 NaF + Br2 c. 4 Fe + 3 O2 → 2 Fe2O3 d. 2 Ca + O2 → 2 CaO e. H2SO4 → SO3 + H2O f. C3H8 + 5 O2 → 3 CO2 + 2 H2O g. HNO3 + KOH → KNO3 + H2O h. 2 Al + 6 HCl → 2 AlCl3 + 3 H2 i. TiCl4 + H2O → TiO2 + HCl j. Al2O3 + HCl → AlCl3 + H2OWhat is the phase change in following reaction and is it endothermic or exothermic? C3H8 (l) --> C3H8 (s)Questions 1,2,3, and 4 pertain to the reaction 2PbS+302 2PbO+2SO2 1. How many moles will completely react with 6.23mol PbS ?