State the mass for 1 mol of hydrogen fluoride HF. Express your answer to two decimal places include include the appropriate units.   stay at the volume at STP for 1 mol of hydrogen fluoride, HF. expressed your answer to three significant figures include appropriate units

Q: The volume of the gas is determined to be 131 mL. Convert this volume to Liters.

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Q: Convert 0.30 mg L-1 to ppb. Put value without unit.

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Q: Calculate the molar mass of the unknown acid. Be sure your answer has the correct number of…

A: We calculate normality of acid and base then use this formula N1V1 = N2V2

Q: ULTIPLE CHOICE, CHOOSE WHAT LETTERS APPLY: Avogadro's constant may be applied on the following…

A: Avogadro put forward the mole concept to explain the number of atoms, molecules in a substance and…

Q: Volumetric analysis depend on which factor?

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

Q: What is the molar mass of the compound Carbon dioxide?   You are expected to know the formula for…

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Q: An alcoholic drink contains 36% alcohol by volume. Calculate the volume in ml of alcohol present in…

A: Given :         Volumn % = 36 %         Total Volume = 1000 we have to find the Volume in ml of…

Q: A chemist must prepare 0.700 L of 1.00 M aqueous zinc nitrate (Zn(NO,),) working solution. He'll do…

A: Given: The concentration of the stock solution of zinc nitrate, (M1) = 6.12 mol/L=6.12 M. The…

Q: How many mL are in a 0.730 L sample? Your Answer: Answer units

A: Given volume = 0.730 L We have to convert this volume to mL.

Q: A student sets up the following equation to convert a measurement. (The ? stands for a number the…

A: Molality: Molality gives us an idea regarding the no. of moles of solute present per unit Kilogram…

Q: Use the following data to calculate the density of a gas using a gráphical method. Volume (ml) Mass…

A: It is given that the mass and the volume points are given and the density of the gas needs to be…

Q: How many moles of gas will occupy a volume of 250.0 mL if 4.00 moles occupy a volume of 340.0 mL?…

A: Given: 4.00 moles of gas occupy 340.0 mL. And the volume of other gas sample = 250.0 mL.

Q: The chemical formula for hydrogen chloride is HCI. A chemist determined by measurements that 0.0150…

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Q: Find the mass of helium that can be stored in this container at 289 K Express your answer using two…

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Q: Green plants use light from the Sun to drive photosynthesis, a chemical reaction in which liquid…

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Q: Calculate the number of moles of carbon dioxide that are present in 192.9 g of carbon dioxide. Enter…

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Q: be

A: Here we are calculating density of a gas by using it's volume and mass

Q: The law of volumes (using a balloon and boiled water) experiment

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Q: the volume of

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Q: Select all quantities whose values are exact contains infinite number of significant figures),…

A: Exact numbers, that can be counted or have a fixed value, have infinite number of significant…

Q: calculate

A: We will use gm equivalent of both acid and base

Q: Calculate the volume, in liters, occupied by 3.90 g of O2 gas. Express your answer to three…

A: Oxygen gas contributes 21% of the air in earth's atmosphere. It is the very important gas for all…

Q: Compare the slope in the picture with the literature value of 11,100 liter • mol-1 • cm-1. You will…

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Q: se numerical values, use the number 1 or O if you want the c ient AIBR3 + Coefficient ient KBr +…

A: 2 3 6 1

Q: A chemist makes 0.880 L of silver(II) oxide (AgO) working solution by adding distilled water to…

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Q: Image attached

A: Given data, Mass of fluorine in 57.7g of CuF has to be calculated,

Q: How is the mass of oxygen measured? Group of answer choices By taking the sum of the potassium…

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Q: Question attached

A: The quantity of moles of solute that is present in one liter of solution is molarity. The formula to…

Q: How to calculate volume

A: Volume is the space covered by any Substance or object. It depends on the type and shape of…

Q: Use the moler volume to calculate each of the following at STP. The volume, and liters, occupied by…

A: We are here given the Ar gas  therefore molar mass of Ar gas =39.98 g/mol mass of Ar given =60.0 g…

Q: hat volume of

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Q: Solve for the the Dimensional Analysis (Predicted  Volume of NaOH) Using the Data below: Given :…

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Q: 5a.

A: Given: (m/v) NaCl stock solution M1 = 19.0 % (m/v) NaCl solution M2 = 0.90 % NaCl solution V2 = 1.7…

Q: Calculate the maximum mass of water that could be produced by the chemical reaction. Round your…

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Q: State the volume and mass for 1 mol of sulfur hexafluoride For volume express your answer to three…

A: Density is mass per unit volume

Q: Determine the volume (in L) of hy

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Q: A can contains 237 ml of soda. How much is left after 221 ml is removed ? (Express your answer to…

A: Given -> Initial volume of soda = 237 ml Removed volume of soda = 221 ml

Q: If it takes three "breaths" to blow up a balloon to 1.2 L, and each breath supplies the balloon with…

A: First we will calculate the number of breaths needed to fill 3 L of balloon. Then calculate moles of…

Q: The volume c

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Q: Part A. State a number of molecules for 1 mol of nitrogen, N2.  Part B. State a mass for 1 mol…

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Q: Calculate the volume in liters of mercury(I) chloride solution

A: Molarity of solution is the ratio of number of moles of solute to the volume of solution (in L)…

Q: Calculate the partial pressure of chloroform vapor above this solution. Round your answer to 3…

A: Mole of CHCl3 = 54.2g/119.38 gmol-1 =0.45mols Moles of CH3OBr=106g/110.94gmol-1= 0.96 mols Mole…

Q: ium chloride into the graduated cylinder and weighed it. With the potassium chloride added, the…

A: Mass of empty cylinder = 4.200 g Mass of KCl + cylinder = 71.0 g So, Mass of KCl = 71.0 - 4.20     =…

Q: The chemical formula for barium oxide is BaO . A chemist measured the amount of barium oxide…

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Q: at mass of ca

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Q: A certain solution has a specific gravity of 285. If this is 60% by weight acid, what mass of acid…

A: The specific gravity of any solution is defined as, Specific  gravity =density of solutiondensity of…

Q: Calculate the molar mass of the unknown acid. Be sure your answer has the correct number of…

A: Molarity is an important method which is generally used to find out the concentration of a solution.…

Q: Provide one metric unit of volume.

A: Volume is amount of space that an object takes up.

Q: 2. The densities of Methane at 0C were measured at several pressures with the following results:…

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