CH,CH=CHCH,COO¯ Na+ + HC -

Q: The standard molar entropies of water ice, liquid, and vapour at 298 K are 37.99, 69.91, and 188.83 ...

A: Given, The standard molar entropies of water ice, liquid, and vapour at 298 K are 37.99, 69.91 and 1...

Q: (+)-Mandelic acid has a specific rotation of +158. What would be the observed specific rotation of e...

A: a) There are equal amounts of enantiomers present in the given mixture of mandelic acid. Hence, the ...

Q: Determine the pH at the point in the titration of 40.0 mL of 0.200 M H₂NNH₂ with 0.100 M HNO₃ after ...

A:

Q: We are learning to name condensed structures and I am having a hard time naming this one: CH3CH2CH(C...

A: The condensed structure of a molecule is given below: The IUPAC name of the given compound has to b...

Q: Discuss two reasons why the therapeutic use of embryonic stem cells can present a problem

A: Interpretation- Therapeutic use of embryonic stem cell present a problem - Introduction- Embryonic s...

Q: Chemistry Question

A: A chemical compound is formed when two or more elements are combined together and the molar mass of ...

Q: Use the Goal Seek spreadsheet at the end of the chapter to find the pH of 1.00 L of solution contain...

A:

Q: A hydrogen-filled balloon was ignited and 1.70 gg of hydrogen reacted with 13.6 gg of oxygen. How ma...

A:

Q: KMnO4 and H2C2O4 react according to the following balanced equation: 2 KMnO4 + 5 H2C2O4 + 3 H2SO4 --...

A:

Q: Determine the oxidation state of Manganese in MnO4-2

A:

Q: Determine the mass of solid NaCH₃COO that must be dissolved in an existing 500.0 mL solution of 0.20...

A: The given buffer solution is a mixture of weak acid CH₃COOH acid and its salt NaCH₃COO. The pH of th...

Q: Given the standard enthalpy changes for the following two reactions:(1) 2Fe(s) + O2(g)= 2FeO(s)........

A:

Q: I submitted this question just a bit ago and I received an answer that totally makes sense ......  2...

A: The calculation is given below:

Q: A compound is composed of the elements, carbon, hydrogen, and fluorine only. Combustion of the compo...

A: Assuming the empirical formula of compound to be CaHbFc. Given : mass of CO2 produced = 15.182 g Mas...

Q: Chemistry Question

A: Molecular compound: Molecular compound (covalent compound) composed of molecules formed by atoms of ...

Q: 2. Indicators are typically weak acids and the equilibrium can be described as follows: HInd + H:0 H...

A: As ΔH of the reaction is negative means this reaction is exothermic reaction.  

Q: How can the partial pressure of the collected gas be determined?

A: Partial pressure is the pressure exerted by gases individually in a gaseous mixture, which is not de...

Q: What would be an example of a molecule that contains only one sp hybridized atom (it can contain man...

A: Example of a molecule that contains only one sp hybridized atom: HCN

Q: Given each of the IUPAC names provided, draw the corresponding structure. (a) 1-ethoxypropane; (b) 2...

A: (a)

Q: What are structural isomers? How do the properties of structuralisomers differ from one another?

A: Interpretation-  Structural isomer - Properties of structural isomer are differ from one another , h...

Q: Find the rate constant (k) for reaction mixture 1

A: Given: Order for Acetone = 1 Order for H+ (HCl) = 1 Order for Iodine = 0 Rate of reaction for mixtur...

Q: 5 N2O4 (l) + 4 N2H3CH3 (l) → 12 H2O (g) + 9 N2 (g) + 4 CO2 (g)• How many grams of N2H3CH3 would be l...

A: The given reaction is,                     5 N2O4 (l) + 4 N2H3CH3 (l) → 12 H2O (g) + 9 N2 (g) + 4 CO...

Q: A gaseous system undergoes a change in temperature and volume. What is the entropy change for a part...

A: The Boltzmann equation express the connection between entropy (S) and the number of microstates (W) ...

Q: Why is glycine the only amino acid commonly observed in peptides inconformations with phi and psi va...

A:

Q: Condisder the balanced chemical equation shown. A table of molecular weights is given below.16 H2S (...

A: The given reaction is ,          16 H2S (g) + 8 SO2 (g) → 3 S8 (s) + 16 H2O (g) Clearly, from the ab...

Q: Suppose that, from measurements in a microscope, you determine that a certain layer of graphene cove...

A:

Q: For which of the following purposes do you think that washing soda, Na2CO3 could be used for the sam...

A: Washing soda (Na2CO3) and baking soda (NaHCO3) are both bases that are used for various purposes.

Q: The recommended daily allowance of niacin (vitamin B3B3) is 16 mgmg per day for men. The molecular f...

A:   The given mass and molar mass of niacin is 16 mg and 123.11 g/mol. The number of moles of niacin =...

Q: What is the relationship between the acid ionization constant for a weak acid (Ka) and the base ioni...

A: Acid is a compound that donates proton and base is a compound that accepts proton. The strength of a...

Q: Explain the difference between a strong acid and a weak acid?

A: Strong acid – It is defined as an acid completely dissociate in its aqueous solution is  called as s...

Q: How many carbon atoms are in a 0.980 carat diamond? 1 carat = 200 mg (exactly)

A: Given: Mass of diamond = 0.980 carat 1 carat = 200 mg

Q: How many oxygen atoms are in 19 molecules of tetraphoshorus decoxide (aslo known as phosphorus pento...

A: Given, molecular formula of phosphorus pentaoxide P4O10 , we are asked to determine total number of ...

Q: In general, which type of catalyst, homogeneous or heterogeneous, will be easier to recover from the...

A: Catalyst: A substance or a compound which promotes the rate of a chemical reaction is said to be cat...

Q: Explain why an exothermic chemical reaction both requires and releases energy. Your answer should in...

A: Exothermic reactions are those reactions which release energy in the surroundings due to the reactio...

Q: 3. Is amide ion (NH2-) strong enough to deprotonate the molecule below? H. Please solve this problem...

A: Alkynes- The unsaturated hydrocarbon containing carbon carbon triple bond is known as alkyne. Alkyn...

Q: Using the periodic table to deteremine if potassium chloride is formed through covalent of ionic bon...

A: In periodic table, the potassium i.e K is present in the 1st group and the element chlorine is prese...

Q: A dose of aspirin of 5.0 mg per kilogram of body weight has been prescribed to reduce the fever of a...

A: Given: The prescribed dosage is 5.0 mg per kilogram. The weight of an infant is 8.5 pounds.

Q: Give “Drug X” 5 mg/kg per day in two divided doses. The patient weighs 44 lb. How many milligrams sh...

A: “Drug X” 5 mg/kg per day  Convert weight of patient in kg  1 lb = 0.453592 kg  44 lb = 19.9581 kg  4...

Q: How could you test the law of conservation of matter?

A: The Law of conservation of matter states that mass can neither be created nor be destroyed, it can b...

Q: Rizatriptan (trade name Maxalt) is a prescription drug used for thetreatment of migraines Draw all t...

A:

Q: Condisder the balanced chemical equation shown. A table of molecular weights is given below.16 H2S (...

A: The given reaction is,                              16 H2S (g) + 8 SO2 (g) → 3 S8 (s) + 16 H2O (g) C...

Q: The vapor pressures of pure ethyt alcohol and pure isopropylalcohal are 603 mnHg and 452 mnitgat25°C...

A: The sum mole fraction value of the ethyl alcohol and the isopropyl alcohol will be equal to the one....

Q: What data do you need to determine the specific heat capac-ity of a substance?

A: The quantity of heat required for a substance to increase its temperature is explained by knowing sp...

Q: Aspirin (acetylsalicylic acid) is made by treating salicylic acid with acetic anhydride. Draw the co...

A:

Q: Match each Structure with the correct response.

A: In ozone molecule, there are total 3 O atoms. Since each O atom has 6 valence electrons. Hence the n...

Q: If 5.00 lb of potatoes costs $3.60, how much would 1.30 kilograms of potatoes cost?

A:

Q: The Diels–Alder reaction, a powerful reaction, occurs when a 1,3-diene such as A reacts with an alke...

A: Diel’s alder reaction- The conjugated diene (alkene) and dienophile (may be alkene or alkyne) react...

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.