What mass of solid Lanthanum (III) oxalate nonahydrate { La2( C2O4 )3 · 9 H2O} can be obtained from 650 mL of 0.0170 M aqueous solution of LaCl3 by adding a stoichiometric amount of sodium oxalate ?

Q: Why is it necessary for users to understand the principles behind statistical calculations in…

A: Given:-   Why is it necessary for user to understand the principles behind statistical calculations…

Q: Volumetric analysis depend on which factor?

A: Volumetric analysis is a quantitative chemical analysis used to determine the amount of substance…

Q: Lake Baikal in Siberia is the largest freshwater body on Earth by volume, at 5666 mi What is this…

A: Given: The volume of Lake Baikal in Siberia = 5666 mi3 We have to convert this volume to L.

Q: A mixture of gas contains both neon and helium. The average velocity of the helium atoms in the…

A: Remember the formula of average velocity of a n ideal gas, and since both the gases mixture are in…

Q: 5. A sealed tank has a liquid with a specific gravity of 1.00 in it. The pressure in its vapor space…

A:

Q: Put the following objects in order to of increasing molecular motion. Helium Balloons Slime…

A: Introduction: The objects mentioned in the question vary in their molecular motion, which refers to…

Q: KE = Consider the kinetic energy equation, where m is the mass and vis the velocity. If two gases…

A:

Q: No need to explain. Just give the answers directly. Thank you. 1. To solve for Kelvin, what value…

A: Three questions based on general chemistry, which is to be accomplished.

Q: How does a state describe the macroscopic view of the system?

A: How does a state describe the macroscopic view of the system has to be given,

Q: additional force is needed for the box to remain stationary

A:

Q: Dentists sometimes use laughing gas (dinitrogen nonoxide, N0(g)) as a mild anaesthetic to keep…

A: (1) Given - diameter of cylinder = 23.0 cm  Height of cylinder = 140 cm  Pressure = 108 kPa = 1.066…

Q: If molecules of hydrogen, nitrogen, oxygen and chlorine have the same kinetic energy which molecule…

A: average kinetic energy of molecule = (3/2)KT For all molecule at same temperature

Q: A 19.0 g sample of O₂ at standard temperature and pressure (STP) would occupy what volume in litres?

A: STP means standard conditions of temperature i.e. 273.15 K and pressure i.e. 1 atm

Q: In the experiment of Graham's Law (average speed and molar mass), the speed of the particles is…

A:

Q: 15. In the kinetic molecular theory, the particles in a gas movement is:

A: The Kinetic Molecular Theory explains the macroscopic properties of gases and can be used to…

Q: In a hydrochloric acid (HCl) molecule, the distance between the hydrogen atom and the chlorine atom…

A: Given the distance between H and Cl = 1.27*10-10 m or 1.27 Ao mass of H, mH = 1 amu (not 2 amu)…

Q: a 11.1 g sample of 02 at standard temperature and pressure (STP) would occupy what volume in liters?

A:

Q: It says change in H is incorrect.

A: Excess of HCl means NH3 is limitting reagent and hence moles of product depends only on moles of NH3…

Q: COCH3 HNO,/ H2SO,

A:

Q: In Kinetic Molecular Theory, which of the following is NOT assumed?   a. Gas particles are small but…

A:

Q: Using the kinetic particle theory, describe the interconversion between the three physical states of…

A: Ideal gases are hypothetical gases which do have real existence. A gas can behave ideally at low…

Q: A 26.5 g sample of O₂ at standard temperature and pressure (STP) would occupy what volume in litres?

A: Answer: 18.592 L volume is occupy by 26.5 gram sample of oxygen at STP.

Q: Find the celcius temperature of 0.132 mol of helium gas that occupies 12.4 L at 25 psi.

A: Ideal Gas Law :-  PV = nRT  P is the pressure of gas  V is the volume occupied by gas n is the…

Q: At some temperature the speed of hydrogen gas is 87522 miles per hour, using Graham’s Law calculate…

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Q: Which of the following is not a vector quantity? O Acceleration O None of the given choices. O Time…

A:

Q: What error would be introduced into the determination of the density of a solid object, if air…

A: Density is defined as the mass per unit volume.

Q: H3C KMNO 4 HO, он -CH3 KMNO

A: KMnO4 is a strong oxidising agent and it oxidizes primary alcohol to carboxylic acid and secondary…

Q: Questions 1. (a) The pressure of hydrogen gas in the eudiometer is not exactly equal to the…

A: A question based on analytical process that is to be accomplished.

Q: 4.From experimental procedure, Part I. Explain how a water -filled graduated cylinder is inverted in…

A: It is lab apparatus that is used to measure a liquid more accurately. The graduated cylinder is also…

Q: What is the movement of the particles of solids, liquids, and gases based on the kinetic theory. How…

A: Please go through my hand written notes.

Q: a mixture of has contains both neon and helium, the average velocity of the helium atoms in the…

A: Given: Mixture of gases neon and helium. And average velocity of helium atoms = 926.3 m/s.

Q: Fluorine exerts a pressure of 1 atm on a piston. When the pressure is changed to 1.6 atm, its volume…

A: Answer  Calculate volume of gas by gas equation   P1V1 = P2V2

Q: Analyze the given problem and show your complete and detailed solution. Use 2 decimal places.…

A:

Q: How many decimal places do you report for a 250 mL flask?

A: a volumetric flask is needed whenever an accurate concentration of solution  is required.

Q: Volume (L) 10.0 50.0 75.0 100.0 Temperature (K) 319.2 326.1 330.4 334.1 The data above…

A: In the plotting of any set of variables, consider the height and length of the graph paper to decide…

Q: What is the molar mass of glucose (C6H₁206)?

A:

Q: Charles law can be rearranged for each variable. Given the formula V1/T1=V2/T2 match the variable…

A: The formula given is .

Q: The volume of liquid is calculated from the relation?

A: Given statement is ; The volume of liquid is calculated from the relation?

Q: A 752 g sample of iron ore is heated with excess carbon to form pure iron and carbon dioxide. The…

A: Given,when iron ore contains Fe2O3 react with carbon ( C ) to form pure Fe metal and carbon dioxide…

Q: A 29.5 g sample of O₂ at standard temperature and pressure (STP) would occupy what volume in litres?

A: Given: The mass of O2=29.5 g. The molar mass of O2=32 g/mol. Therefore, the number of moles of O2,…

Q: 5. A volume of gas ihside a balloon expands from 5 L to 15 L. The temperature of the gas before this…

A: Given: Initial volume is 5 L. Final volume is 15 L. Initial temperature is -25° C. Introduction:…

Q: Increasing the force in an object decreases the acceleration. (Newtons second law) true or false?

A: Newton's second law describe the effect of net force and mass upon the acceleration of an object.

Q: A balloon is filled with a gas to a certain volume at a certain pressure at 36.5°C.  If the pressure…

A:

Q: A tire has a pressure of 36 psi at 35 °C. What will the tire pressure be, in psi, if the temperature…

A: To solve this problem, we can use the Ideal Gas Law in the form of the pressure-temperature…