How many moles are in 12.2 g of copper sulfate

Q: What is the difference between ohmic and non-ohmic conductors

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Q: Why is soap solution a better cleansing agent than ordinary water?

A: Water although a good general solvent, has a high surface tension. This makes the water molecules to…

Q: Determine the number of molecules present in 0.510 g of CO2

A: No. of molecules = No. of moles x Avogadro's number No. of moles = mass of substance/molar mass of a…

Q: Solution X has a pH of 9.5, and

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Q: Select True or False: The solubility of gases in water always decreases with increasing temperature.…

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Q: Choose the correct number of molecules in a mole oft Gold VChoose... 197 Water 6.02 x 10 23 18…

A: As we know,  The number of molecules in a mole is NA, called Avogadro's number.  1 NA = 6.02 x 1023…

Q: Which clue can be used to identify a chemical reaction as a combustion reaction? O Oxygen is a…

A: combustion reaction is a reaction in which a substance/hydrocarbon reacts with oxygen gas,…

Q: If you know that aluminum has an atomic radius of 0.143nm and an atomic weight of 26.98g / mol |…

A: According to the given question,  Aluminium has an Atomic radius = R= 0.143 nm  Atomic weight =…

Q: Use Avogadro’s number to convert between number of molecules and number of moles.

A: Avogadro’s Number: The term Avogadro’s number is represented as the number of elementary particles…

Q: What is the solubility of PbF₂ in a solution that contains 0.0600 M F⁻ ions? (Ksp of PbF₂ is 3.60 ×…

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Q: In the following chemical reaction, determine the number of moles of NH3 from 2.50 moles of H2.…

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Q: What are characteristics of detergent solutions?

A: Detergents, like soaps, work because they are amphiphilic: partly hydrophilic (polar) and partly…

Q: A balloon is filled with a 15% salt/ 85% water solution. Explain what will happen to the balloon if…

A: For this we need to learn about hypotonic solution and it's affect on the inner concentration.

Q: pH value at half of end point of the titration of ( 10ml of 0.1N HAc X 0.1N NaOH ) is 4.74 if (…

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Q: To increase the concentration of a solution, you would O increase the amount of solute O increase…

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Q: What affect the equilibrium of the concentration

A: The amount of solute that has been dissolved in a given amount of solvent is called Concentration of…

Q: Which three types of reactions yield a product that is a chemically bonded combination of reactants?…

A: Here it is asked about the product so we need to observe all the processes and there respective…

Q: How many grams of sorbitol solution having a specific gravity of 1.285 and ho many grams…

A: How many grams of sorbitol solution having a specific gravity of 1.285 and how many grams…

Q: Number of molecules in 8.467x10-2 mol C6H6. nificant

A: no of molecules =no of moles of substance(Na)where Na is 6.023x1023 thus,no of…

Q: Epsom salts (magnesium sulfate) have a solubility of 26.2 grams. If you dissolved 26.0 grams of…

A: SOlution:

Q: The volume of a sample of oxygen gas changed from 10 mL to 11 mL as the temperature changed. Is this…

A: Solution: Givwn that The volume of a sample of oxygen gas changed from 10 mL to 11 mL as the…

Q: 2. Calculate the freezing point depression of a solution containing 0.125 mol of a non- electrolyte…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: Is blood homogeneous or heterogeneous? A) Homogeneous B) Heterogeneous C) Both A & B D) None of…

A: We have to answer whether blood is homogeneous or heterogeneous?

Q: Differentiate between endothermic reactions and exothermic reactions?

A: Endothermic Reactions: A reaction that the system absorbs energy from its surrounding in the form of…

Q: In a combustion reaction, which products are typically produced? CO2 and CO CH4 and CO2 H2O and…

A: In a combustion reaction the products that are produced are CO2 if combustion is complete or CO if…

Q: 8. Determine the mass in grams of 1.7 moles of Ca(OH)2

A: Molar mass of Ca =40 g/mole Molar mass of O =16 g/mole Molar mass of H =1 g/mole We have given 1.7…

Q: Choose the correct number of molecules in a mole of: Gold VChoose... 197 Water 6.02 x 10 23 18…

A: To find:  the number of molecules in a mole of different elements or compounds

Q: Determine the mass in grams of 7.83 ✕ 1024 molecules of SF6

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Q: yeasts are able to produce high internal concentrations of glycerol to counteract the osmotic…

A: Solution of all the parts of question given in below step,

Q: how many grams are in 1.70 moles of potassium permanganate, KMnO4?

A: Given that ther are 1.70 moles of KMnO4 . We have to find out the weight of KMno4

Q: The solubility of a gas in a liquid is: A) increased with increasing pressure B) decreased with…

A: Explanation: The solubility of a gas in a liquid decreases with an increase in temperature as the…

Q: How many grams are in 5.60 x 1024 molecules of NaCI?

A: Given that                        The Molecules of the NaCl is (n) = 5.6×1024 molecules We need to…

Q: The acidity or alkalinity of a solution is defined by pH = –log[H+] where [H+] is the hydrogen ion…

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Q: how many grams are in 2.70 x 10^24 molecules of P^4

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Q: Find the number of moles of chlorous acid in 452 g of chlorous acid.

A: The molecular formula of chlorous acid is HClO2. The molecular weight of this acid is,…

Q: 200.0 mL of a 0.690 M solution of KCl is diluted to 600.0 mL. What is the new concentration of the…

A: Volume of KCl solution VKCl=200 mL=200×10-3 L The concentration of KCl solution cKCl=0.690 M If n is…