H2O 4.

Q: QUESTION 6 The electron configuration of the titanium II ion, Ti 2+, is_______.   a [Ar] ...

A:

Q: 46. The correct formula for ammonium sulfate is A) (NH,),SO; B) (NH;),SO; C) NH,SO; D) NH,SO, E) (NH...

A: Ionic compounds are formed by the transfer of electrons. The cation donates the electrons and the an...

Q: 6) Aqueous solutions (1-L, 0.1 M) are made of each of the following compounds. Which solution (a – d...

A: Second option b) Al(NO3)3

Q: 2. Show each step and the required reagent clearly in the synthesis of compound B from A. L8) (A)

A: Here we are asked to write the each steps and the required reagent in thesynthesis of cynobenzene fr...

Q: What happens when the compound HCl is formed?

A:

Q: What is the major product of the following reaction?

A: mCPBA (meta chloro perbenzoic acid) is used as an oxidizing agent to convert alkenes to epoxides. Th...

Q: What is the IUPAC name for this compound? Visited CH;CH2CH2 -CN-CH3

A:

Q: A polar covalent bond: O The magnitude of the polarity of the bond depends on the differences of cle...

A: The forces of attraction existing among the molecules of a substance which can be gaseous, liquid an...

Q: 8. Discuss Le Chatelier's Principle as it applies to chemical equilibria. Consider the reaction that...

A: Answer:

Q: A sample of gas contains 0.1700 mol of C,H,(g) and 0.1700 mol of H2(g) and occupies a volume of 12.4...

A: The ideal gas eqn. gives an approx. of the behaviour shown by gases in different conditions.

Q: 4) Addition of two drops of 6 M HI to a solution caused a precipitation reaction. Which cations coul...

A: Given : Addition of HI solution caused precipitation reaction.  

Q: If a radioisotope's half-life is 2 minutes, after two half-lives there is left   0% of the origi...

A: Given, a radioisotope's half-life is 2 minutes.we are asked to calculate the amount of original samp...

Q: Use the tabulated half-cell potentials to calculate ΔG° for the following reaction. (Hint: Before yo...

A:

Q: Help please

A: Organic compounds are classified on the basis of functional group present in it. For example a carbo...

Q: Predict the product or products of treating the given alkyne with the reagents shown. Show all atoms...

A: Hydrogenation of alkyne gives cis alkene, it is an reaction of alkyne with lindlar catalyst, stereoc...

Q: The decomposition of hydrogen peroxide in the presence of potassium iodide is believed to occur by t...

A: The given reaction is,

Q: A chemist encounters an unknown metal. They drop the metal into a graduated cylinder containing wate...

A: Density = Mass / Volume

Q: Which of the following 1.0 M solutions would have the lowest pH? Weak Weak Ка Kb Acid Base HCN 4.9 x...

A: B) HONH3Br

Q: 20.) A 125 mL sampme ol arager gas Chances pressure trom 705 mm Hg to 385 mm. Hg temp remains consta...

A: Boyle’ law states that at a particular temperature the pressure of a gas is inversely proportional t...

Q: Which compound below has the highest boiling poi CH3 CH3CCH2CH2CH,OH CH3 CH;CH, O-CH;CH3 H3C CH3 HHH...

A: More the intermolecular forces of attraction more energy will require to break thease forces.  

Q: 27. How many milliliters of 8.00 M sodium hydroxide solution should be used to prepare 2.00 L of 0.1...

A: Number of moles of solute present in 1 liter of solution is known as molarity of the solution.

Q: A chemist carries out this reaction, beginning with 2.10 grams of NaBr and 3.25 grams of Pb(NO3)2:  ...

A:

Q: The following two half-cells are connected to form a full Galvanic cell: Cu"(aq) +2e Au (aq) +e → Cu...

A: The electrochemical cells consist of two half-cell where there is oxidation and reduction taking pla...

Q: Identify each of the following elementary reactions as unimolecular, bimolecular, or termolecular, a...

A: Interpretation: The given elementary reactions as unimolecular, bimolecular or termolecular  are to ...

Q: A compound composed of 3.3% H, 19.3% C, and 77.4% O3.3% H, 19.3% C, and 77.4% O has a molar mass of ...

A: Calculate the contribution of each element in the molecule of the compound. This is done by dividing...

Q: 25.0ML Sample of 07one gas at 25°C and0.500 atm is Cooled to a Pressure of 0.2So atm. if volume vema...

A: Volume of the sample = 25.0 mL Initial temperature of Ozone = 25°C = 25+273.15 = 298.15K Initial pre...

Q: How you would analyse acylcarnitines with electrospray mass spectrometry?

A: Acylcarnitines are the fatty acids for the ester group of L-carnitine. It can cause various diseases...

Q: 5. When 2.00 mol of an ideal gas at 330K and 3.50 atm are compressed isothermally to some pressure P...

A: Given, No. of moles = 2 Temperature = 330 K Initial pressure = 3.50 atm Entropy = -25.0 J/K (Decreas...

Q: In a precipitation reaction, 0.679 g of BaSO4 were produce from a mixture of BaCl2 (aq) and Na2SO4 (...

A: "Since there are multiple sub-parts in this question and it is not mentioned that which one has to b...

Q: By how much does the freezing point decrease when 553 g of Na,CO, is dissolved in 750 g of water? (F...

A: Na2CO3 dissolves in water and breaks in 3 ions of 2 Na+ and CO32-. So the value of i is 3.

Q: what pressure (in atm) will 0.44 moles of CO2 exert in a 2.6 L container at 25 degrees C?

A: We can use ideal gas equation to calculate the pressure of each gas. The ideal gas equation is,     ...

Q: How would you do the following conversion? Synthesis, more than one step is required

A:   Introduction: When aldehyde or ketone react with triphenyl phosphonium ylide to give an alkene and...

Q: How many liters of H2 gas, measured at 745 mmHg and 89 ∘C, are required to synthesize 0.63 mol of CH...

A: The combined relation between gas laws is known as the ideal gas law or the gas equation. The equati...

Q: Consider the reaction: H2(g) + (1/2)O2(g) -------> H2O(l) ΔH° = -286 kJ Which of the following is...

A: Consider the reaction-      H2(g) + (1/2)O2(g) ---> H2O(l) , ∆H=-286kJ  Since the enthalpy(∆H) is...

Q: A scientist wishes to measure the concentration of methyl benzoate in a plant stream by gas chromato...

A: The given data are, 1. Priliminary run,  Concentration of methyl benzoate, MMB1=1.37 mg/mL  Concentr...

Q: The following reaction has a Kp = 4.7 x 10-10 at a temperature of 125°C. What would be the correspon...

A:

Q: While cleaning the organic stockroom, a student found a bottle of ethanol labeled "Denatured with Be...

A: According to Beer Lambert Law, the amount of light which is absorbed by any substance is directly pr...

Q: QUESTION 8 The ability of an atom in a molecule to attract electrons is best quantified by the ...

A: The covalent bond is formed by the sharing of the elections. The power to attract the electrons of t...

Q: How many moles of H2 are required to give off 2551 kJ of heat in the following reaction? N2 (g) + 3 ...

A: Heat of Rxn = -91.8 KJ/mol Q = 2551 KJ

Q: Predict the products and include stereochemisty

A: The SN2 reaction is a type of reaction mechanism that is common in organic chemistry. In this mechan...

Q: The following reaction occurs spontaneously as written in the gas phase with a Kp = 4.6 x 10¹⁴ at a ...

A: The equilibrium constant for a reaction is expressed in terms of the ratio of the concentration of p...

Q: QUESTION 1 Electromagnetic radiation (light) travels through vacuum at a speed of __________ m/s...

A:

Q: 2- Which of the following compounds could be separate extraction? 1- -CH2NH2 -CH2CH3 Sps Se and HO J...

A: There are two types of bases/acids. One is strong base/acid which is completely dissociable in into ...

Q: How many moles of base are in 25.0 mL of 2.5 M NaOH solution?

A: Given : volume = 25 mL = 0.025 L molarity = 2.5 M moles of base = ?

Q: For the isotopes, fill in the blank spaces.

A: Recall the expression of an negatively charged ion as                    aXzn-Here,number of electro...

Q: 29. Which substance will have the greatest viscosity at 25 °C? A) CH;CH,OH B) HOCH;CH;OH С) НСО,Н D)...

A: STEP 1: The resistance offered between the multiple layers of the fluid during its flow is called as...

Q: Calculate the oxidation numbers of the elements in bold in the following compounds or ions.         ...

A: HNO3 H2SO4                   NH4+ HClO4 HCO3-

Q: Consider a methylation that occurs at N1 of guanine. What effect would this methylation have on the ...

A: The given structure and options are,

Q: Calcium hydride and phosphoric acid react as follows:     3Ca(OH)2 + 2H3PO4  →Ca3(PO4)2 + 6H2O? If 2...

A: Chemical reactions are those reactions which undergo any chemical change. Chemical reaction is repre...

Q: What volume (in mL) of 0.345 M HNO3 (nitric acid) reacts with 55.0 mL of 0.455 M K2CO3 (potassium ca...

A: The reaction is – 2HNO3aq + K2CO3aq →2KNO3aq + H2Ol + 2CO2g