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Q: Exercise 3: 100 cm' of a solution contains 24.5 g of H2SO4. Calculate the molarity of the H2SO, solu...

A: Given :  mass of H2SO4 = 24.5 g  volume of solution = 100 cm3  To calculate :  molarity of solution 

Q: 4. For the compound below, indicate the expected splitting pattern for all non-equivalent protons. B...

A: Splitting pattern is find out by n+1 rule. Where n is number of neighboring protons.  

Q: 14. Which of the following is TRUE for the titration of a strong acid with a weak base? C. the equiv...

A: Titration of strong acid with weak base:

Q: Given molar mass find the mass in grams in each of the following substance 7211 x1024 atoms of coppe...

A: Given is, Atoms of Copper= 7211 x1024 molar mass of Cu = 63.55 g/mol

Q: The formula for DI water is __________.  The cation is __________, and the anion is __________. A.)...

A:

Q: Gaseous methane (CH,) reacts with gaseous oxygen gas (O2) to produce gaseous carbon dioxide (CO,) an...

A: Given :-  Amount of methane  = 4.7 g  Amount of oxygen gas = 6.1 g  Actual yield of carbon dioxide g...

Q: The value of Kc for the the following reaction is 0.510 at  429 K. N2O4(g)-------->2NO2(g) If a re...

A:

Q: Balance this chemical reaction      ____  NaHCO3   +       _____  CaH4P2O8 →         ____Na2HPO4  ...

A: We need to balance any chemical reaction so that they obey the law of conservation of mass.  To bala...

Q: calculate molar concentration of nitrous acid, concentration of nitrite in which is equal to 1.02*10...

A:

Q: balance this chemical reaction        ______________ C6H12O6   +        _________ O2   →        ___...

A: We have to balance this chemical reaction        ______________ C6H12O6   +        _________ O2   → ...

Q: The temperature is 21 degrees Celsius, barometric pressure is 751mm Hg, calculate the temperature in...

A: Given:  The temperature in °C = 21 °C  

Q: Which set of three quantum numbers (n,l,ml) corresponds to a 4s orbital? Options are…. A. 4,1,1 B. 4...

A: Given is 4s orbital

Q: balance this chemical reaction _______Na + _________H2O →_________ NaOH + _________H2

A: Balance the given reaction --

Q: 6. Which of the following is a binary compound? а. СаСОз b. CuSO4 c. H20 d. Pb(NO3)2

A: Given compounds are  CaCO3 CuSO4 H2O Pb(NO3)2 We need to identify which of the given compounds is ...

Q: If 25.35 grams of radioactive waste reduces to 9.75 grams of radioactive waste after 1350 years, the...

A: Given, time = 1350 years  Half life , t1/2 = ? 

Q: The zinc content of a 1.691.6 ore sample was determined by dissolving the ore in HCl, which reacts w...

A: The mass percent is a means of showing a degree. Furthermore, it represents the component throughout...

Q: The zinc content of a 1.42 g ore sample was determined by dissolving the ore in HCI, which reacts wi...

A: Given, mass of ore sample = 1.42 g.   The ore was dissolved in 150 mL of 0.600 M HCl, and the resul...

Q: SO2 (g) + NO2 (g) = SO3 (g) + NO (g) Calculate the value of Kp at the same temperature. Calculate th...

A: We use chemical equilibrium law of mass action Concept to solve below all questions .  According to ...

Q: H, + [H]

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Q: Using the mass of sodium bicarbonate used for runs 1 and 2, calculate the theoretical yield of solid...

A:

Q: 6. Suppose you have an organic sample X that is somewhat soluble in water, but is more soluble in di...

A: The extraction of X sample with organic solvent is 60%.    

Q: CH30 OCH3 о осHз CH;0 CI B A

A:

Q: Which one of the following is an exothermic process?

A: 1. The reactions which release energy are called as exothermic reactions.   

Q: A chemist samples a river's water to measure the amount of fertilizer runoff from the area farms. In...

A: PPM and the PPB are units applied in atmospheric chemistry to represent the concentration of the gas...

Q: A 13.0-mL sample of saturated I2 (aq) is shaken with 13.0 mL of CC4. After equilibrium is establishe...

A: Given:   Initial concentration of I2  =  1.3 x 10-3 M Volume of I2 sample =  13 mL K =  85.5

Q: 3. JJ is making miso soup. 1 bowl of soup has a volume of 375 mL. The soup has 1.00 g of table salt ...

A: Given that : The volume of 1 bowl of soup = 375 mL The mass of table salt (NaCl) in the soup = 1.00 ...

Q: Which functional group is a carboxylic acid? A) -C- OH OH B) -C- OH C) - OH D) - C -O - E) - CH2 - O...

A: Given: Carboxylic acid

Q: Use the table on the information page to predict if a reaction will occur when aluminum metal and ni...

A: In balanced reaction number of each atom on reactant side is equal to number of each atom on product...

Q: Since the penny was minted in 1969, only 95.00% by mass of the penny is copper. If the had a mass of...

A: Mass of penny = 3.110g 95% of it is copper The molar mass of copper = 63.546g/mol

Q: Given the two reactions 1. H2S(aq) = HS (aq) + H+(aq), K1 = 9.15×10-8, and 2. HS (aq) = S²-(aq) + H+...

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Q: C- The reflux process increases the yield of the oxidation of menthol.         D- A water bath can b...

A: In reflux process the solution is subjected to heating at constant temperature.,

Q: For the molecule with formula C7H14O please draw the constitutional isomers with the properties as i...

A: Organic chemistry.

Q: b. Show how the following compounds may be synthesized in the laboratory starting with benzene. For ...

A:

Q: Identify the fatty acids present in the following structure (e.g., stearic, oleic, palmitoleic). Do ...

A:  Stearic fatty acid  Arachidonic fatty acid  Oleic fatty acid   

Q: What is the correct ranking in order of increasing atomic size for Rb, Mg and P

A: Generally, the trend of atomic size is as follows: 1) Atomic size increases down the group because m...

Q: Write the Lewis structure and symbol of the chemical equation: Ba + H2 → BaH2

A:

Q: During hydrostatic weighing, technicians must measure, or estimate, which lung parameter?     resi...

A: Hydrostatic weighing is used to measure body fat.

Q: solve the following quadratic equation: 6x^2 + 11x- 35=0

A: The quadratic equation has two values of x.   The solution of quadratic equation is shown below-

Q: Use the following Lewis diagram for methyl acetate to answer the questions: :0: Remember that geomet...

A:

Q: v Show Time Remaining ▼ A 0.45 M KBr solution OA contains 0.45 milliliters of KBr in 1 liter of the ...

A: Molarity is defined as the number of moles of solute in 1 Liter of  the solution. Molarity of soluti...

Q: From the list below select a compound that is the strongest electrolyte (produces the highest concen...

A: Strong electrolyte gives a maximum number of ions in an aqueous solution.

Q: If 25.00 mL of a 0.09864 M CH3COOH (Ka = 1.8 x 10-5) solution is titrated with a 0.1027 M NaOH solut...

A: Since you have asked a question with multiple subparts , we will answer only first 3 subparts for yo...

Q: From the Lewis structures of the species given, pick all of those in which the central atom obeys th...

A: “Since you have asked multiple question, we will solve the first question for you. If you want any s...

Q: How many grams of water can be heated from 28.3°C to 41.8°C by the heat released from 83.5 g of lead...

A: We can say that the heat released by lead during the cooling process is used to heat the water. So, ...

Q: balance this chemical reaction _________Na + _________Cl2 →______________ NaCl

A: 2Na  + Cl2 -------> 2NaCl  No. Of Na in LHS of the equation = 2 No. Of Cl in LHS of the equation ...

Q: balance this chemical reaction __________NI3 → _________N2 +____________ I2

A:    2NI3  ------->  N2  +  3I2  No. Of N atoms on LHS of the equation = 2 No. Of I atoms on LHS of...

Q: isoelectronic with P3–.

A: Cl- is isoelectronic with P3- .is the correct option.

Q: Rank the following compound in terms of increasing predicted boiling points. Explain your answer. C...

A: Intermolecular forces refer to the type of interactions which are present within the atoms or molecu...

Q: 0.145 M solution of HX is 7.9% ionized. Calculate Ka of this acid. Please report your answer to two...

A:

Q: Sodium phosphide A.) Na3P (aq),   weak electrolyte B.) NaP (s),   weak electrolyte C.) Na3P (aq),  ...

A: