Chemistry » Page 15

Chemistry

Sanford

True or False? Urea has a high solutiblity in water, due in part to its ability to form hydrogen bonds

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Chemistry

Liliana Mann

Give a reasonable explanation why segments 2 and 4 are not associated with temperature increases even though heat is added a constant rate.

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Chemistry

Kaylin Pace

20.0 g of Nitrogen is produced when oxygen gas reacts with NO gas. 29.8 L of oxygen is required at STP to produce this 20.0 g of NO. A. yes B. false

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Chemistry

Ashlee Lyons

What are some chemical properties of Nitrogen?

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Chemistry

Benjamin

How many grams of Cl are in 150g of CCl4 if CCl4 has 92.2% of Cl?

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Chemistry

Karina Ortiz

When exposed to UV light, chlorine and hydrogen gases explosively combine to form hydrogen chloride gas. Assuming a sufficiently strong reaction vessel how much HCl (in atm) can be formed when hydrogen and chlorine are each at 5.0 atm (assume volume and temperature are constant) ?

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Chemistry

Sam Patel

What is the chemical formula of the most likely product? g?

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Chemistry

Janetta

What are the three struggles astronauts would face in long term space travel?

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Chemistry

Wolfgang

What is 3.00 mol sn the representative particles in a substance

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Chemistry

Jessie Garner

Which of these 1 M solutions will have the highest pH? (1) NaOH (3) HCl (2) CH3OH (4) NaCl

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Chemistry

Annabella

Does water behave as an acid or a base when it reacts with deprotonated methylamine?

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Chemistry

Zariah

Water is placed outside at 298 K overnight. Which statement best describes what would happen? a) 298 K converts to - 24.9 °C, so the water would freezeb) 298 K converts to 24.9 °C, so the water would remain in its liquid statec) 298 K converts to 24.9 °C, so the water would freeze

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Chemistry

Karla Carlson

Which statement correctly describes the Ka of a weak acid?

The Ka is large, and the equilibrium favors products.

The Ka is large, and the equilibrium favors reactants.

The Ka is small, and the equilibrium favors products.

The Ka is small, and the equilibrium favors reactants.

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Chemistry

Dave

What distance does electromagnetic radiation travel in 33 fs?

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Chemistry

Boo Bug

Values of R, the ideal gas constant, and the ideal gas equation are given below. Use these to solve the problems. PV = nRT A 10.0-L rigid container holds 3.00 mol H2 gas at a pressure of 4.50 atm. What is the temperature of the gas? (Round to the nearest whole number)

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