Balance the equation. Remember to include states of matter. Ni(s) + HCl(aq) → NiCl2(aq) + H2(g)

Q: Multiply vide the following measurements. Be sure each answer you enter co 552.8 g 0.50 mL %3D x10 4...

A: Given, Multiply divide the following measurements: 552.8 g ÷ 0.50 mL = ? g/mL 435.31 g ÷ 0.80 mL = ?...

Q: A 10µg/ml solution is prepared by diluting. ul of a 10mg/ml solution into 1ml of water.

A: Here we are diluting the concentrated sample to get a diluted sample.

Q: Other than speeding up the rate of the reactions, what would be the effect of using twice as much be...

A:  Benzoyl peroxide is utilized as a revolutionary initator in the polymerization responses to intiate...

Q: 4. Lithium dihydrogen phosphate 5. Magnesium phosphate 6. Manganese (IV) oxide

A:

Q: In the above redox reaction, use oxidation numbers to identify the element oxidized, the element red...

A: Identify the oxidized and reduced element or ion--

Q: a- Draw the electromagnetic (EM) spectrum from γ-rays to radio indicating radiation wavelengths (λ...

A:   with increase in frequency the energy is increase AND WITH INCREASE IN WAVELENGTH IT SHOULD DESREA...

Q: Consider the following acid-base reaction: NH3 •. HC=CH NH2 HC=C: 1 2 3 Which species predominate at...

A: The species which predominantes depends on the acidity of the two acids present in the equilibrium r...

Q: (ii) Describe the key molecular structure features of the pharmacologically active 2- oxazolidinone ...

A: Oxazolidinones are antibiotic and it inhibits bacterial protein synthesis. And it is effective again...

Q: An action will elevate the concentrations of three chemicals in the drinking water supply: 1,1,1- tr...

A: The concentration of these chemicals in drinking water is much higher than said to be safe for potab...

Q: PRECIPITATION and KSp 3. What concentration of F is necessary to start the precipitation of SrF, fro...

A:

Q: what will be in the question marked box. give answer and also give clear handwritten reaction.

A: Aniline contains a ring activator and ortho-para director NH2 group. When aniline reacts with acetyl...

Q: In this experiment we measured the value of K, the equilibrium constant for a reaction. Once we know...

A: Equilibrium constant is defined at equilibrium condition which is products raised to their stoichiom...

Q: what is the meaning of "7H" in 7H-purine?

A:

Q: Draw the condensed formula or skeletal structural formula for the following compounds: (a) 2,3-dime...

A: Skeletal structure can be drawn by breaking down the names to chemical meaning

Q: Br. "CEN H

A: Organic reactions are those in which organic reactant react to form organic products.

Q: 2. A solution may contain any of the three group I cations. A white precipitate is formed upon the a...

A: SOLUTION: The most important cations in 1st group are Ag+, Hg2+2, and Pb2+. The solution may contain...

Q: The following compound contains a carbon-carbon double bond with Z stereochemistry. HO, a. True b. F...

A: When high priority substituents are on same side = cis or Z  When high priority substituents are awa...

Q: How are hydroelectric plants damaging to the ecosystem?

A: Hydroelectric system is very much useful in generating current without any pollution. But there are ...

Q: What is the most likely range for the wavelength of maximum absorption(Ama) for the compound below: ...

A: 246-260nm

Q: Topic: Acid-Base Titration a. Differentiate between acidimetry and alkalimetry? b. Define titer.

A: Titration can be defined as process of measuring volume of a solution of known concentration which i...

Q: . Draw the appropriate arrows to show the bond cleavage and bond formations in these reactions. Show...

A:

Q: Name Compound Formula & charge & charge ammonium acetate "sodium bicarbonate aluminum-perchlorate po...

A:

Q: The boiling points of alcohols is lower than that of aldehydes and ketones. True False

A:

Q: The interaction of light with a molecule depends on characteristics of the molecule.  The presence o...

A: The interaction of light with a substance depends on characteristics of the molecule because every m...

Q: Situation/Scenario Factor Affecting Reaction Rate 1. Protein is broken down in the stomach by the en...

A:

Q: When a solid dissolves in water, heat may be evolved or absorbed. The heat of dissolution (dissolvin...

A: Mass of ammonium bromide = 7.86 g  Mass of water = 118.0 g 

Q: In the hydrogen atom electron jumps from 2nd orbit to 1st orbit. Calculate the wavelength of radiant...

A:

Q: (1) Part of the biosynthesis of the polyketide lovastatin is shown below. (a)Using a reaction mechan...

A:   At certain steps ketoreductase (KR) ,dehydrase (DH),enoyl reductase (ER) or methyl transferase (Me...

Q: 5. Provide the major organic products of the following reactions. Use dashed and wedged bonds to rep...

A: Alkenes undergo oxidation to alcohol in presence of 1. BH3/THF and 2. H2O2, OH-. The reaction is cal...

Q: Name the amino acids you would need to put together this peptide: CH-NH C-CH2-NH -C-CH-NH3 CH2 HO CH...

A:

Q: knowing how glycolysis works and the action of its enzymes, what would the structures of the product...

A: fuculose-1-phosphate aldolase  is a biocatalyst or enzyme that catalyse Biochemical reaction.    

Q: In the titration of 145.0 mL of 0.4000 M HONH, with 0.2000 M HBr, how many mL of HBr are required to...

A:

Q: The equilibrium for the various proportions of the amyl ester of dichloroacetic acid (CHCI, COOC,H) ...

A: The solution of the question is given below:

Q: Given: Enthalpy of atomisation of calcium =+ 178 kJ First ionisation energy of calcium =+590 kJ Seco...

A:

Q: allyic 3. CI e) CICH2CH2C(CH3)3 1° alyik f) (CH3)2CCICH2CH3 3° allylic g) CICH2C(CH3)CH2CH3 h) (CH3)...

A: Primary carbon in which it ia attached to one carbon and if there is any group is present for exampl...

Q: A chemist prepares a solution of potassium chloride (KCI) by measuring out 0.22 g of KCl into a 250....

A:

Q: References to access important values if needed for this question. In the laboratory, a student dilu...

A: Please find your solution below : Molarity of a solution is the measure of its concentration. It is ...

Q: Examine the structure of this Fischer projection of D-gulose. CHO H- OH HO- -H- H- Но OH CH2OH 5. Nu...

A: We are given the Fischer projection of D-gulose. 

Q: In aqueous solution the Hgion forms a complex with four bromide anions. Write the formation constant...

A:

Q: Methylating agents are substrates that deliver methyl groups to nucleophiles, and so are themselves ...

A: Methylating agent is chemical species which donates methyl ion to a nucleophile but also in some cas...

Q: The reaction of methylpropene with HBr in ether gives one of the two products below as the major pro...

A: The reaction is an example of addition reaction . In this carbocation is formed as an Intermediate. ...

Q: A 53.6 g sample of ethanol (C2H5OH) is burned in a bomb calorimeter, according to the following reac...

A: The mass of ethanol burned is = 53.6 g The molar mass of ethanol is = 46.07 g/mol An increase in the...

Q: 9. The rate constants for the reaction NO2(g) + CO(g) → NO(g) + CO:(g) at a temperature of 700 K and...

A:

Q: Choose the product most likely to form during the sigmatropic rearrangement shown below: - O A O B

A: Sigma trophic rearrangement:  The rearrangement reaction in which a sigma-bonded atom or group flank...

Q: You are given 6 ml of a solution that contains silver, lead (II), and copper (II) ions. The molarity...

A: The number of moles is calculated as the product of molarity and volume of each species present. The...

Q: What is the hybridization of carbon atoms labeled i – iii in the following structure? H,C=C=CH2 i ii...

A: Hybridization of the carbon (C)

Q: Is bleach ionic or covalent, and if it’s ionic write the charge for each ion.

A: Ans. Bleach is a ionic. Formula of bleach is NaOCl Na has +1 charge and OCl has -1 charge.

Q: For the reaction below, Keg = 2.62x10-7 (at 1000. C). If you place 12 atm of nitrogen %3D gas and 36...

A: For the reaction below, Keq = 2.62x10–7(at 1000°C). If you place 12 atm of nitrogen gas and 36 atm o...

Q: Which are acceptable Lewis diagrams for the species indicated: (See attached image)

A: Lewis’s structure: Lewis’s bonding theory is based on the octet rule. The Lewis structure is a simpl...

Q: At 25 °C, Kc = 0.145 for the following reaction in the solvent CCI4. 2BRCI Br2+ Cl2 A solution was p...

A:

Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".