grams

Q: Given a 1.00 L solution that is 0.60 M HF and 1.00 M KF, calculate the pH after 0.090 mol NaOH is ad...

A:

Q: Calculate the ΔH for the target reaction below using the three equations listed. Rewrite the three e...

A: Enthalpy of the reaction is the amount of the heat involved in the reaction per mole of the reactant...

Q: Calculate the wavelength in m of an electron travelling at 160 km/hr.

A: The scientist de Broglie gave a quantitative meaning to his idea by proposing an equation which rela...

Q: Can you help me with question (C)

A: Substitution reaction: when alkane or alkene is react with halogens in the presence of heat or light...

Q: Chemistry Question

A: Molar solubility: The number of moles of solute that can be dissolved per litre of solution before t...

Q: Consider the following elementary reaction: ICl(g)+H2(g)->HI(g)+HCl(g) Suppose we let k1 stand fo...

A: ICl (g) +H2 (g) <------------> HI (g) +HCl (g) At equilibrium : rate of forward reaction = rat...

Q: ate Open Vellum Course Home [Review Topics] [References) The chemical environment of carbons can be ...

A: Given solution for problem no1 is correct. Let's see for 2

Q: Ideal Gas Law The pressure P of a sample of gas is directly proportional to the temperature T and in...

A: The equation that related the pressure (P), temperature (T), volume (V), number of moles (n), and ga...

Q: 1. What is the mass of the solution when 50.0 mL of 1.0 M HCI solution is mixed with 50.0 mL of 1.0 ...

A: When we mix 50.0 mL of HCl solution with 50.0 mL of NaOH solution, 100.0 mL of mixture solution is f...

Q: At what temperature will 5.00 g of Cl2 exert a pressure of 900 torr at a volume of 750 mL

A: Applying ideal gas equation for calculation of temperature.

Q: Acetyl chloride undergoes a nucleophilic acyl substitution reaction at a faster rate than methyl ace...

A:

Q: QUESTION 9 1. Select the structure that would be named m-chlor OCH; NH, OCH3

A: Aniline is an organic compound with formula C6H5NH2 .

Q: Which of the following quantum number combinations is NOT allowed?   a) n = 2, l = 0, ml = 0 b)...

A: The four quantum numbers are as follows: Principal quantum number (n): It defines the number of she...

Q: When 2.004 g calcium is heated in pure nitrogen gas, the sample gains .4670 g of nitrogen. Calculate...

A: Mass of Calcium = 2.004 g Atomic mass of calcium= 40g/mol Moles of calcium = 2.004g/40g/mol = 0.0501...

Q: 1. What is the order of increasing reactivity in an SN1 reaction for these compounds? a to Br `Br II...

A: We can look at the mechanism for SN1 reaction to predict the reactivity.  At first the leaving group...

Q: Determine the wavelength and frequency for light with energy of 255.5 kJ/mol. = nm V = What is the c...

A: Solution :     Frequency is defined as the number of waves that pass a specific point within a speci...

Q: Mass→Mass & Mass→Vol : Zinc citrate is used in toothpaste it is synthesized from zinc carbonate ...

A: The balance chemical equation for reaction between zinc carbonate and citrate is as follow          ...

Q: water. Which action would to each.

A: You want to make a solution using a crystalline solid and water then you should need to stir the wat...

Q: 1. What is the thermodynamic product for this reaction? HCI

A: The mentioned reaction is an example of an electrophilic addition reaction. HCl reacts with the unsa...

Q: How many kinds of chemically non-equivalent hydrogens are there in each of the following compounds? ...

A: Given : Different type of compounds.  To find : kinds of chemically non-equivalent hydrogens.  Solut...

Q: What carbohydrate(s) of (Glucose, Galactose, Fructose, Sucrose, Lactose, Starch) would give the foll...

A: 1) The Benedict's reagent gives positive test only with the redusing sugar that is the sugars that a...

Q: Br CI Chiral center a is (Sclect ] Chiral center b is ISclect] This molecule is [ Sclect]

A: The chiral center is an atom in a compound which is bonded to four different groups or atoms. Exampl...

Q: Calculate the number of moles of He atoms present 5.85 g of He?

A:

Q: Provide the missing arrows for the hydrolysis of an amide to a carboxylic acid. All the reagents nee...

A:

Q: unour stabdard conditions. Given the concentration G6P is 8.0 jM and the Min a human cell Calculate ...

A: Dear student I have given answer to your question in the image format.

Q: Chemistry Question

A: Applying concept of limiting reagent and mole concept with heat of formation.

Q: how many grams are needed for 25.00 ml of a 5% m / v solution of sodium bicarbonate?

A:

Q: 1. 2.

A: A reagent is a compound which reacts to the system in order to bring a chemical reaction. Reagents a...

Q: What is the first law of thermodynamics? Select one: a. energy can be neither created nor destroy...

A: The first law of thermodynamics deals with the conservation of energy for thermodynamic processes. I...

Q: 1. Devise a synthesis of the tripeptide sequence Phe Thr Lys using acid chloride below and N-methylm...

A:

Q: Determine whether the given name for each ionic compound is correct or not. BaCl2 : barium dichlorid...

A: The name of an ionic compound is written as follows: First, write the name of the cation, if the ca...

Q: A chemist adds 36.0 g of sodium chloride to 200 g of water at STP and all of the sodium chloride dis...

A: We know that, In the solute, Solute and solvent present.

Q: mixing 100 mL of 0.1 M acetic acid and 100 mL of 0.1 M NAOH

A: A buffer solution is one which can resist a change in its pH on addition of an appreciable amount of...

Q: Which one of the molecules shown below prefers to exist as its enol tautomer?

A:

Q: When 0.6742 g mixture of a mixture containing only MgCO3 and CaCO3 is treated with an excess of HCl,...

A: Reaction of magnesium carbonate with calcium carbonate in presence of acid gives magnesium oxide and...

Q: How does temperature affect viscosity of liquids and gases?

A: With an increase in temperature, there is typically an increase in the molecular interchange as mole...

Q: 1. Write the ΔHf˚ reaction for HNO3, accounting for the enthalpy term in your reaction. 2. Is the re...

A: To get the standard enthalpy of reaction∆Horeaction, add the standard enthalpies of formation  of th...

Q: AI-Si Eutectic, Calculate the mass fraction of the B phase, silicon, given a sample with 61.8 wt% al...

A:

Q: which among the choices is a product of the reaction shown in the first photo?

A: The reactions involving organic compounds are called organic reactions. Organic reactions are of two...

Q: Explain why the trimethylsilyl substituents in the allene 2.111 enable the phenyl and the methyl gro...

A:

Q: For 280.0 mL of a buffer solution that is 0.315 M in CH3CH2NH2 and 0.220 M in CH3CH2NH3Cl, calculate...

A:

Q: Use the References te access important values if needed for this question. A 50.0 ml. sample of a 0....

A: Given information: Concentration of acetic acid = 0.378 M Concentration of barium hydroxide = 0.328 ...

Q: Determine the frequency and energy for light with a wavelength of 706.3 nm. V = E = kJ/mol What is t...

A: Given information: Wavelength = 706.3 nm Frequency = 5.769×1014 /s  

Q: What is the name of the organic product created when hex-3-ene is reacted with water in the presence...

A: This reaction is mainly termed as addition reaction. In addition reaction takes place in two carbon ...

Q: what volume will 454 grams (1 lb.) of hydrogen occupy at 1.05 atm and 25C

A:

Q: Which one of the following statements about arene oxides is FALSE? O The NIH shift is what makes are...

A: The given statements are,

Q: Resonance structures. The structure of an amino acid, tyrosine, is shown here. Draw an alternative r...

A: Resonance is a mesomeric phenomenon. A resonating structure is a collection of structures of the com...

Q: In coulometric karl Fisher water analysis, 25.0 mL of pure “dry” methanol required 4.23 C to generat...

A: Given, Volume of polymeric material is 25 mL Total weight of polymeric material is 0.8476 g Find, % ...

Q: For the titration of 65.0 mL of 0.400 M NH3 with 0.500 M HCl at 25 ∘C,determine the relative pHpH at...

A: