Homework Answers Page 10677

• Why is He2 not formed according to Valence Bond Theory? Also please explain Valence Bond Theory.

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  Chemistry

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• What is a spring tide and what causes this phenomenon?

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  Science

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• How did Redi’s experiment help disprove the idea of spontaneous generation?

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  Biology

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• How do you convert 95 mph to meters per second?

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  Physics

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• Why does phosphorus come after silicon on the periodic table?

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  Chemistry

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• Why does the word "bureaucracy" have a negative connotation?

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  English

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• What is the formula of the compound formed when Mg reacts with P?

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  Chemistry

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• How do you convert 1 1/4 gallons to liters?

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  Algebra

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• What is the atomic number for the silver?

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  Chemistry

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• If the mass of the sun reduced by was one-half, approximately how much longer would the sun live than it would with its current mass?

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  Science

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• What is an alkoxide?

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  Chemistry

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• A mass of 5kg of ammonia at its boiling point is vaporized when 6.5 MJ of heat is supplied to it. Calculate the specific latent heat of vaporization of ammonia?

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  Chemistry

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• What is 2.5% as a fraction?

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  Algebra

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• What are three "-ing" words and two adjectives that describe peace?

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  English

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• How does the definition of strong nuclear force differ between astronomy and physics?

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  Science

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• How many moons does Pluto have?

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  Science

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• Could you explain me the Rutherford alpha particle scattering experiment?

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  Chemistry

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• How do you simplify ##i44 + i150 - i74 - i109 + i61##?

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  Precalculus

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• What is facilitated diffusion?

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  Biology

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• How can I determine the empirical formula from percent composition?

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  Chemistry

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• How many double covalent bonds are in an alkane?

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  Chemistry

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• On adding 'x' g of the solute to 100 g aqueous solution, the concentration in terms of mass by mass percentage changes from 50% to 60%. What is the value of 'x'?

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  Chemistry

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• What are some examples of personification about the apple tree and apples?

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  English

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• How do you write the notation for end behavior?

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  Precalculus

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• What is an acceleration vs time graph?

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  Physics

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• How do intermolecular forces affect freezing point?

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  Chemistry

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• What is impulse?

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  Physics

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• How do you calculate percent composition using gas chromatography?

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  Chemistry

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• What is the magnetic quantum number of the 19th electron of Calcium?

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  Chemistry

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• What is an example of a balancing chemical equations practice problem?

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  Chemistry

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• What is a sentence with the word "vie" in it?

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  English

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• What is the charge on he helium atom? Explain your reasoning. (A helium atom has two electrons, two protons, and two neutrons.)

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  Chemistry

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• What is the object of preposition in the following sentences?

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  English

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• How does wavelength change as frequency increases?

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  Chemistry

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• What is a combustion reaction?

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  Chemistry

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• Which of the following are examples of chemical changes: melting ice by spreading salt on an icy sidewalk, striking a match, baking a cake, rubbing your hands together to get them warm, using a tea bag to make tea, and cooking a hot dog?

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  Chemistry

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• A diver breathing heliox with an oxygen composition of 5.0% wants to adjust the total pressure so that ##P_(O_2)= "0.21 atm"##. What must the total pressure be?

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  Chemistry

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• Where are proteins made in a cell?

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  Biology

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• If a car can go from 0 to 60 mi/hr in 8.0 seconds, what would be its final speed after 5.0 seconds if its starting speed were 50 mi/hr?

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  Physics

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• A cone has a surface area of ##600π cm^2## and a base area of ##225π cm^2##. Calculate: the apothem and volume of the cone?

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  Geometry

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• How do you convert 96 feet to inches?

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  Algebra

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• What is the equation for Dalton's law of partial pressure?

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  Chemistry

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• What is the muscle that subdivides the ventral body cavity?

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  Psychology

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• What is the period and frequency for ##sin(2pi t / 5)##?

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  Geometry

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• What is a parabola?

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  Physics

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• Calcium carbide reacts with water to produce acetylene gas. ##CaC_(2(s))+2H_2O_((l)) -> C_2H_(2(g)) + Ca(OH)_(2(g)## What volume of acetylene at 25°C and 1.01 atm is generated by the complete reaction of 2.49g of calcium carbide? What is the volume at STP...

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  Chemistry

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• Which gland in the human body is considered the "master gland"?

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  Psychology

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• Is square a rectangle? or rectangle is a square?

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  Geometry

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• How did August Kekule's discovery about carbon change the science of chemistry?

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  Chemistry

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• How do you solve ##sec^2x-2=0##?

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  Geometry

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