How many grams of  KNO3  (101.11g/mol) are in 10.8 ml of a 1.25 M solution?

Q: Why are the following considered to be inorganic compounds? Potassium iodide Copper sulfate...

A:

Q: the factors that affect the movement of particlese

A: In this we have to choose  correct option for the factors that affect the movement of particles of m...

Q: A sample of 5 lactobacillus bacteria found in yogurt measure 7.9 x 10-6 m in total length. A second ...

A: Total length of 5 bacteria = 7.9 x 10-6 m Total length of 3 bacteria = 5.2 x 10-6 m

Q: number of moles

A:

Q: d rate ca

A:

Q: What is the chemical formula for the compound commonly called ammonia? Question 1 options: a) KNO3 b...

A:

Q: Reduction of aldehydes forms: A. Primary Alcohol B. Secondary Alcohol C. Tertiary Alcohol D. NOTA  ...

A:

Q: When the equation CsHis + O2 -----> CO2 + H2O is correctly balanced, the coefficient in front of Oz ...

A: A balanced chemical equation can be defined as the equation in which equal number of atoms of each e...

Q: A soda can contains about 14 grams of aluminum (Al), the most abundant element in Earth's crust. How...

A: A soda can contains about 14 grams of aluminum. Given Moles of aluminium is 52 moles   

Q: QUESTION 1 You started with 100g of an isotope and, after 36, days you are left with 6.25g. What is ...

A: Question-1 Radioactive disintegration processes are first order reactions. Initial mass of isotope =...

Q: GIVE 5 EXAMPLES CHEMICAL CHANGE AND PHYSICAL CHANGE

A: In chemical change new product are formed whereas in physical changes new product are not formed

Q: - Provide a product for the following reactions. 1. Mg TMSO Br 2. PHCHO 1. HSCH,CH,SH 2. t-ButOK 3. ...

A:

Q: Part A The thermal energy of 1.00 mol of a substance is increased by 0.900 J. What is the temperatur...

A: Given : 1.Thermal energy (dU) = 0.900 J  2 . Number of mole(n) = 1.00 mol     

Q: Why are Be and Mg metals used as deoxidizers?

A: Be and Mg metals are used as deoxidizers.

Q: The reaction of 2-oxacyclopentanone with hydrochloric acid in water (i.e., “excess") produces which ...

A: The solution is given below - 

Q: Match the following terms to their definitions: Aqueous solution, cation, centrifuge, decant, flame ...

A: Given An insoluble solid formed when two solutions are mixed is called a ..... ?

Q: base-dissociation constant

A:

Q: molar volume c

A:

Q: If the reactants on the left side of a chemical equation are CsHa +50, what could be the products in...

A: Combustion Reaction: When a hydrocarbon reacts with Oxygen, it undergoes combustion, usually produci...

Q: Match the following terms to their definitions: Aqueous solution, cation, centrifuge, decant, flame ...

A: The given definition is, A method for identifying an ion using the color the ion emits when placed i...

Q: Calculate the solubility of AgBr in 0.0200M NH3, given that the formation constant for Ag(NH3)2+ is ...

A: Here we have to find the solubility of AgBr in the presence of 0.02M NH3 solution.  Given Ksp of AgB...

Q: A, nim 1.0- 0.8- O min 0.6- 0.5 5 10 0.4- 25 40 70 100 0.2- 120 0.0+ 200 350 400 Fig. 28 Time course...

A: A question based on visible spectrum that is to be accomplished.

Q: 0.2 molal aqueous solution of an electrolyte A,B is 90% ionised. The boiling point of the solution a...

A: Molality of solution = 0.2 molal Kb for water = 0.512KKg/mol

Q: Find the mass percent of CuSO4 in a solution whose density is 1.30g/mL and whose molarity is 1.22M. ...

A:

Q: Ala given Ion beloW IS 2.S7 280,(g) +0,(g) = 2S0,(g) = 2SO3 (g) What is the value of the equilibrium...

A: We can easily calculate the equilibrium cosntant for reverse reaction as temperature is given as con...

Q: Part A A,H° = 121 kJ molA,S = - 262 J K-' mol-' :T = 292 K Express your answer as an integer. Templa...

A:

Q: Consider the Balmer series discussed in the book (and Prof. Scherer's lecture notes), where the freq...

A: The frequency of Balmer series is given as: ν=14-1n2×(3.29×1015) s-1

Q: Prepare 2 liter of approximately 0.50M Nacl using solid NaCl

A: Given, Concentration of NaCl solution = 0.50 M = 0.50 mol/L Volume of the solution = 2.0 L Preparati...

Q: Mo(PMes)3(C6HS)2

A: The given complex is of the molybdenum which is a a d-group metal (transition metal) and formed comp...

Q: Compounds Alkyl halide Nucleophile SH CN

A: Nucleophile is defined as the electron rich species which donate electron pair and form covalent bon...

Q: Without reference to any data tables, choose which member of the following pairs has the lesser pred...

A: Entropy is defined as the randomness of the system.

Q: intermolecular forces

A: Intermolecular forces are defined as those forces which act between stable molecules.

Q: Options for 1)higher or lower Options for 2)higher or lower Options for 3)weaker or stronger

A: The answer is as follows:  

Q: What is the mole fraction of hydrogen chloride in hydrochloric acid which contains 36% HCl by mass? ...

A: Given, % by mass HCl = 36 % Mole fraction of hydrochloric acid (HCl) in the hydrochloric acid soluti...

Q: How much heat is given off when 32.0 grams of steam cools from 110°C to ice at -40°C?

A:

Q: esa а.) b.) с.) d.)

A: All the given organic entities are examples of ketones and also several functional groups are presen...

Q: Reagent Step in ProcedureObservations Data collected Mass: 3.0437 Pinacol Measured on balance Sulfur...

A:

Q: For a stoichiometric ethane-air reaction at 1 atm pressure and 1500 K, determine the fuel and CO2 co...

A:

Q: 100) 20 gm of binary electrolyte (mol. wt. = was dissolved in 500 gm water. Freezing point of soluti...

A: The degree of dissociation of electrolyte is given below

Q: If K= 3.5 & K= 1.58 x 10 10, Suppose 100 ml of 0.010M aqueous amine is extracted with 200ml of benze...

A:

Q: phinyl- ) 3 propyl - hexanal ) 2,3 di amino benguic ) 3 - 2. butanone aud

A: A Condensed Structural Formula is a formula in which we write organic molecules in the form  of text...

Q: what is the lewis structure of ICl4- and what is its geometry?

A:

Q: 6. Matter can be in a form of solid, liquid, or gases. What is a matter made of? A. Dark spots C. Ti...

A: Matter is any substance that takes up space and has mass.

Q: 6. What is the correct IUPAC name of the following compound? A) 1-bromo-3-chloro-5-isobutyl-4-methyl...

A: We will be naming the above mentioned organic compound by using IUPAC nomenclature rule.

Q: The following cell has a voltage of 2.01 V. Find pk, for the weak acid. HA. Si(s) | Sio2| HA (0.31 M...

A: In the given problem, the pKa value for the weak acid HA is needed to be calculated, given that the ...

Q: Draw the structural formulas corresponding to each of the following IUPAC names: a. ethylcyclobutane...

A: Naming of a compound is done according to rules given by IUPAC 

Q: TRUE OR FALSE. The hydrolysis of an ester can also be catalyzed by the presence of a strong base. Th...

A: We are given three statement by analysing them we have to conclude which one are correct and which o...

Q: A solution contains 1 mole of liquid A and 3 moles of liquid B. This solution has a vapor pressure o...

A: 1st option is correct that is This solution exhibits a positive deviation from Raoult's Law.

Q: metal object with a mass of 145.25 g is heated to 97.5 °C and then transferred to a calorimeter cont...

A: A metal object with a mass of 145.25 g is heated to 97.5 °C and then transferred to a calorimeter co...

Q: Solutions were prepared to contain 100 grams of each of the following compounds in 1000g of H2O. Whi...

A: Colligative properties: The colligative properties are those properties of solutions that depend on ...