sample of water contains 3.0 ppm of sodium nitrate.  How many grams of sodium nitrate are contained in 24 L pf the water

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Q: A 65.0 g piece of iron at 525° C is put into 635 grams of water at 15.0° C. What is the final…

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Q: Calculate the mass of 120 mL CaCl2 gas at -51.0°C and 89.0 kPa

A: Given that : We have to calculate the mass of 120 mL CaCl2 gas at -51.0°C and 89.0 kPa.

Q: Calculate the volume of 0.152 M C6H12O6 (aq) that should be used to prepare 25.0 mL of 1.59×10–5 M…

A: M1V1=M2V2

Q: A swimming pool containing 20×103 L of water is chlorinated to have a final Cl2 concentration of…

A: Given:Volume of water in swimming pool =20 x103LConcentration of Cl2= 0.005Mwe know molarity, = no.…

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Q: What was the concentration of carbon dioxide in 1960?

A: The concentration of carbon dioxide in 1960 was 317 ppm.

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Q: A patient systolic blood pressure is 0.180 ATM what is the blood pressure in the usual mm hg  units

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Q: If a 250 mL glass of water contained 5.00 ppb, what mass of lead is in the glass of water? Assume…

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A: The solution is as follows:

Q: How many molecules of CO2 are in a 300.0 mL container at 780 mm Hg and 135°C?

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Q: of 3 M MgO? A Put 3 grams of MgO in the beaker and add exactly 1 L of water. B Put 3 grams of MgO…

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Q: how many liters of ethanol contain in 1.50 kg

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Q: A chemist reacted 12.0 liters of F2 gas with NaCl in the laboratory to form Cl2 gas and NaF. Use the…

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Q: calculate the concentration i. %(m/m) of a solution containing 20.5 g of LiF dissolved in 340.0 g of…

A: Formula to calculate (m/m ) % is : %(m/m)  = ( mass of solute / mass of solution ) × 100

Q: How many moles of gas are in a gas sample occupying 5.6 L at 690 mmHg and 20°C? Select one: a.…

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Q: Dentists sometimes use laughing gas (dinitrogen oxide, N2O) to keep patients relaxed during dental…

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Q: A bubble of air escaping from a diver's mask rises from a depth of 108 ft to the surface where the…

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A: 1)Boyle's 2) pressure 3)volume 4) molecules 5)life

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Q: 1.Which is NOT a measurable property of gases? Single choice.   pressure temperature volume odor

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Q: TRUE OR FALSE 10. All matter has a greater density than zero.  11. Molar concentrations are not…

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Q: 2 Determine the volume of 36% Hydrochloric acid (SG = 1.18) and fresh water required to prepare: a)…

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Q: How many cm3 of HF(g) are needed to produce 26.0g of Na3AIF6. The density of HF (g) at 25C is…

A: given: mass of Na3AlF6  produced = 26.0 g  density of HF = 1.15 g/L The balanced chemical equation…

Q: The following table shows a set of data collected by the Virginia Tech team. The lead levels in…

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Q: place coefficients in the middle of a chemical formula. 1. Na + MgF2 > NaF + Mg 2. Mg + HCI → MgCl2…

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Q: to 50.0°C. If the pressu gas? a.) 38.6 mL b.) 87.5 mL c.) 31.8 mL d.) 35.0 mL e.) 52.5 mL

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Q: A chemist adds 0.35 L of a 0.132M barium chlorate (Ba(Clo, solution to a reaction flask. Calculate…

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Q: 4. After your climbing adventures you and your friend decide to go deep sea diving. You decide to…

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Q: Research for five comprehensive examples of problems on gas laws.  You should provide an answer key…

A: Gas laws are used to relate the pressure, volume and temperature of a gas.

Q: A chemistry student needs 90.0g of acetone for an experiment. She has available 420.g of a 44.1% w/w…

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Q: Part B What is the pressure in the tank in mm Hg? ΑΣφ ? P = Hg mm

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Q: Sodium carbonate may be added to hard water to remove the Mg2+ ions. What mass of sodium carbonate…

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Q: A liquid contains 0.25 mg of a substance per milliliter. How many grams of the substance will 3.5 L…

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Q: D Other Bookmarks [References] Use the References to access important values if needed for this…

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Q: What is the mass (in grams) of 11.00 L of propane vapor (C₃H₈) at STP? R = 0.08314 L･bar/mol･K

A: Provided volume at STP= 11.00L R=0.8314 L･bar/mol･K We can use mole concept for gas to find mass of…

Q: A mixture of neon and methane gases at a total pressure of 882 mm Hg contains neon at a partial…

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Q: What are each of the following observations an example of? Drag the appropriate items to their…

A: Diffusion is defined as the capability of gases to mix with each other without needing bulk motion.…

Q: How many molecules of CO2 are in a 200.0 mL container at 780 mm Hg and 135°C

A: Volume=200.0mL = 200/1000 litere = 0.200litere (1litere = 1000ml) Pressure =780 mmhg =780/760 atm =…

Q: A 4.75 g sample of gas occupies 1.70 liters at standard conditions.  What is the molecular weight of…

A: Consider the given information is as follows; Mass of sample = 4.75 g Volume = 1.70 L Pressure at…

Q: Calculate the volume in milliliters of a 1.7M iron(II) bromide solution that contains 50.0 g of…

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Q: How many grams of CO2 are in 345.1 L of CO2 gas?

A: Applying formula Mw = (wg /V)× 22.4

Q: To make 5.00 L of a fruit punch that contains 10.0% v/v ethanol, how much 95.0% v/v ethanol must be…

A: The percentage volume by volume is used to measure the concentration of a solute in a solution which…