Which of the following has the lowest surface tension?   Question 2 options:   C4H10   C8H18   C2H6   C12H26

Q: What is the rate for the zero order reaction A → Products when [A] = 0.200 M? (k = 3.57 M/min)

A:

Q: When some sodium hydroxide is gradually added to a solution of lead nitrate Pb(NO3)2 at 0.01…

A: The solubility product of lead hydroxide is Ksp=[Pb2+][OH-]2

Q: 2. Use the method from 1. above to calculate the volumes needed to prepare 5 CV* solutions, each at…

A: 2) Concentration of stock solution of CV+=2 x10-5 M   Volume of the final diluter solution = 3 mL…

Q: At a certain temperature the vapor pressure of pure benzene (CH) is measured to be 245. mmHg.…

A:

Q: The solubility of AgBr (silver bromide) and AgI (silver iodide) in pure water are 1.654×10-4 g.L-¹…

A: The equilibrium that exists between the undissolved AgBr(s) and the dissolved ions is AgBr(s) ⇔…

Q: What will prevent iron from interfering with the aluminum measurements?

A: To prevent iron from interfering with the aluminum measurements, it is important to use a suitable…

Q: : Determine the lime and soda ash dose, in mg/L as CaO and Na2CO3, to soften the following water to…

A: Given , Final hardness = 80.00 mgmL Purity of lime = 94 % Purity of soda ash = 93 %

Q: Glassware/Tool Do’s Donts 1. Stirring Rod     2. Glass Funnel     3. Wire Mesh     4. Mortar and…

A: Glassware refers to laboratory equipment made of glass, typically used in scientific experiments,…

Q: How many milligrams of solid MgCl2 (Formula Weight: 95.211 g/mole) are required to prepare 250mL of…

A: Given : formula weight = 95.211 g/mol              Volume = 250 mL               Molarity = 150 mM

Q: A chemical engineer is studying the two reactions shown in the table below. In each case, she fills…

A: Chemical reaction A. HCH3CO2 (l)   → CH3OH (g) + CO (g) ∆H = 172 kJ ∆S = 543. JK and T = 69.0Cor T =…

Q: Macmillan Learning What is the concentration of OH and pOH in a 0.00049 M solution of Ba(OH), at 25…

A: Given : concentration of Ba(OH)2 = 0.00049 M

Q: Be sure to answer all parts. Determine the concentration of an aqueous solution that has an osmotic…

A:

Q: Using the following Cs,ice 2.09 J/g°C, J/g°C, Cs,water (g)= 2.01 J/gºC, values & equations, Cs,water…

A: Answer: In this question we have to calculate the energy required to melt 2.3kg ice when it is at…

Q: Name each of following compounds:

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

Q: Macmillan Learning If the K, of a monoprotic weak acid is 3.3 x 10-6, what is the pH of a 0.41 M…

A:

Q: Draw Lewis structures for two different isomers with the molecular formula C₂H,NO₂. All the atoms in…

A: Given ; formula of compounds Tip : isomers have same molecular formula but different structural…

Q: CaCO3(s) CaO(s) + CO₂(g) When heated strongly, solid calcium carbonate decomposes to produce solid…

A: Given: The volume of the container is 100.0 L. The pressure of CO2 gas at equilibrium is 1.00 atm.…

Q: What would be the molar ratio of cyanic acid (HCNO)/sodium cyanate (NaCNO) buffer having a pH of…

A:

Q: 4. H3C H3C 5. CH3 CH3

A: IUPAC nomenclature: In IUPAC nomenclature  a molecule's longest chain of carbons is taken as parent…

Q: There are two four-carbon branched-chain alkane constitutional isomers True or false

A: Answer: Two compounds having same molecular formula but different structural formulas are called as…

Q: In this section, describe the compound, ethanol. You must include the following information:…

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

Q: Convert 61.69 moles of X4Z3 into grams of the same compound. (Assume that the molar mass of X is…

A: moles  of X4Z3 = 61.69 mol molar mass of X = 39.15 g/mol molar mass of Z = 64.67 g/mol To determine:…

Q: hybridization states for each C and O atom in ketene -o atom -c atom 1 -c atom 2

A:

Q: Decide for which of the following compounds cis-trans isomerism is possible and draw the trans…

A: Given : structure of molecules

Q: A 8.00 L tank at 12.6 °C is filled with 3.51 g of carbon monoxide gas and 12.1 g of boron…

A:

Q: Calculate the formal charge of the following molecules. H₂C H₂O+ NH™ H₂C

A: The formal charge of molecule is the summation of all charges present on the atoms of that molecule.…

Q: There is a correct formatting style that should be used when presenting units. Look at the values…

A:

Q: A brain scan uses the radioisotope oxygen-15. The recommended dosage is 50 mCi. A supply of 250 mCi…

A: The recommended dosage for a brain scan using oxygen-15 is 50 millicuries (mCi). This means that 50…

Q: How can this IR graph of the crude product be

A: To explain: Whether the given IR graph of the crude product be the evidence of the proof that the…

Q: What is the concentration of A after 13.3 minutes for the zero order reaction A → Products when the…

A: This question is related to chemical kinetics.  Chemical kinetics is a branch of chemistry which…

Q: Use 2-3 complete sentences to define reactant orders in rate laws and what they tell us about tant.

A: The rate law of a reaction is an equation that describes how the rate of a reaction is affected by…

Q: 1d) What are the expected NMR and IR for the following compound?

A: For all the types of different bonds there will be different signal in IR spectrum.  Similarly for…

Q: How many atoms of oxygen are in 25 g of SO₂? a) 2.3 x 1022 Ob) 6.8 x 1023 Oc) 1.4 x 1023 d) 4.6 x…

A:

Q: What reagent(s) is/are needed to get the desired alcohol selectively as the major product? ? OH

A: In this asymmetric reduction is used which uses assymetric catalyst which block one side of carbonyl…

Q: H3C H3C CH3 CH3

A: Since,Rule of IUPAC-1) Longest chain as parent chain.2) Numbering start from those side where more…

Q: What is the by-product of the following reaction? NH₂ 8. + a. H₂O b. C.Hi C. H 10 i d. HO ii Select…

A: Identify the product and by-product of the following incomplete reaction.

Q: A certain reaction was found to have a rate constants 7.04x10-3 min-1 at 152°C and 5.54×10-2 min-1…

A:

Q: Macmillan Learning Consider the reaction. PCI, (g) PCL₂(g) + Cl₂(g) The concentrations of the…

A: As per rule I am allowed to do only 1 question , please post the 2nd question separately

Q: 4. Write the formulas of the following compounds: (a) phosphorus triiodide (d) diphosphorus…

A: Answer-4 When an atom forms more than one type of compound with the same other element in than for 1…

Q: Coffee is an acidic beverage with a typical pH = 4.85, while milk has a pH = 6.80. Assuming no…

A: Answer: To solve this question we have to calculate the number of moles of H+ ions in both coffee…

Q: It takes 945. kJ/mol to break a nitrogen-nitrogen triple bond. Calculate the maximum wavelength of…

A:

Q: 1. In this experiment, you will make a set of solutions containing different concentrations of…

A:

Q: Hydrogen gas reacts with oxygen gas to produce water. When this reaction is written out and…

A: given reaction  hydrogen gas ( H2 ) react with Oxygen ( O2 ) gas to produce water ( H2O )

Q: The standard enthalpy change for the following reaction is -56.0 kJ at 298 K. Na(s) + 1/2 H₂(g)…

A: Important points needs to be remember for enthalpy change If a given chemical reaction is reversed…

Q: Sometimes in lab we collect the gas formed by a chemical reaction over water (see sketch at right).…

A: The given question can be solved using the Ideal Gas Law: PV = nRT Where: P is the pressure V is…

Q: The standard enthalpy change for the following reaction is 641 KJ at 298 K. Mg(s) + Cl₂(g) AH° = 641…

A: Given -> MgCl2(s) ------> Mg(s) + Cl2(g) ∆H°= 641 kJ

Q: Mercury compounds are very poisonous. Mercury(II) nitrate reacts with sodium sulfide to form…

A: Given that, Mercury(II)nitrate reacts with sodium sulfide to form Mercury (II)sulfide which is…

Q: Can u help me with the question 2 for wrtie the fomula for each of the following ionic compounds:…

A: Given : name of compounds

Q: A 9.00 L tank at 2.08 °C is filled with 9.55 g of boron trifluoride gas and 14.3 g of sulfur…

A: Well, we will first calculate the number of moles of each component  Number of moles=MassMolar mass…

Q: unbalanced equation is B₂S3 + H₂O → H,BO3 + H₂S [For each compound, construct a vector that lists…

A: •Given:-