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25. Organic chemistry is the study of compounds containing A. nitrogen. B. oxygen. C. carbon. D. hydrogen.
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Asked 3/27/2018 2:22:27 PM
Updated 102 days ago|8/23/2020 6:00:01 PM
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User: 25. Organic chemistry is the study of compounds containing A. nitrogen. B. oxygen. C. carbon. D. hydrogen.

Weegy: Organic chemistry is the study of compounds containing carbon.
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User: Which of the following is true in regard to ions? A. Losing one or more electrons will turn an atom into an anion. B. A cation will hold a positive charge if it gains one or more electrons. C. An ionized atom has a number of protons that is unequal to the number of electrons. D. Ions can only carry positive charges.

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Asked 3/27/2018 2:22:27 PM
Updated 102 days ago|8/23/2020 6:00:01 PM
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An ionized atom has a number of protons that is unequal to the number of electrons, is true in regard to ions.
Added 102 days ago|8/23/2020 6:00:01 PM
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Which of the following phyla have representatives that exhibit radial symmetry throughout their entire lives? A. Mollusks B. Annelids C. Arthropods D. Cnidarians
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Updated 3/26/2018 1:16:04 PM
1 Answer/Comment
Cnidarians have representatives that exhibit radial symmetry throughout their entire lives.
Added 3/26/2018 1:16:04 PM
This answer has been confirmed as correct and helpful.
Which of the following solid fuels has the highest heating value? A. Lignite B. Bituminous coal C. Wood D. Coke
Weegy: Bituminous coal has the highest heating value. User: Which of the following correctly sequences the stages of engine operation? A. Intake, power, compression, exhaust B. Exhaust, compression, intake, power C. Power, intake, compression, exhaust D. Intake, compression, power, exhaust Weegy: A complete run through all four stages of engine operation intake, compression, power, and exhaust is called an engine cycle. User: The main difference between heat and temperature is that temperature is solely dependent on the A. mass of a body. B. velocity of molecules within a body. C. state of matter. D. composition of a body. Weegy: The main difference between heat and temperature is that temperature is solely dependent on the - velocity of molecules within a body. User: Which one of the following substances is a liquid fuel used in rocket engines? A. Ammonia B. Liquid oxygen C. Potassium perchlorate D. Codium nitrate Weegy: Liquid oxygen is a liquid fuel used in rocket engines. User: The process in which a substance changes from a gaseous state to the liquid state is A. critical temperature. B. condensation. C. evaporation. D. absolute zero. Weegy: The process in which a substance changes from a gaseous state to the liquid state is condensation. User: A quantity of gas has a volume of 0.20 m3 and an absolute temperature of 333 K. When the temperature of the gas is raised to 533 K, what is the new volume of the gas? (Assume there's no change in pressure). A. 0.2333 m3 B. 0.3201 m3 C. 0.0006 m3 D. 0.2146 m3 (More)
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Updated 3/27/2018 10:14:29 PM
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A quantity of gas has a volume of 0.20 m3 and an absolute temperature of 333 K when the temperature of gas is raised to 533 K .The new volume of the gas is 0.3201 m^3. V1/T1 =V2/T2 , 0.20/333 = V2/533 , V2 =533*0.20 / 333= 0.3201 m^3.
Added 3/27/2018 10:14:29 PM
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11. When a sound from a source is refracted away from the surface of the earth, it gives an indication that the A. wind is blowing in the direction of the sound. B. ground is cooling faster than the air. C. air is cooler than the ground. D. air has high humidity.
Weegy: When a sound from a source is refracted away from the surface of the earth, it gives an indication that the: air is cooler than the ground. User: Which of the following statements is accurate? A. Compressions and rarefactions occur throughout a transverse wave. B. The wavelength of both transverse and longitudinal waves is measured parallel to the direction of the travel of the wave. C. Sound waves passing through the air will do so as transverse waves, which vibrate vertically and still retain their horizontal positions. D. Amplitude of longitudinal waves is measured at right angles to the direction of the travel of the wave and represents the maximum distance the molecule has moved from its normal position. (More)
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Updated 256 days ago|3/22/2020 9:32:47 AM
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The following statement is accurate: The wavelength of both traverse and longitudinal waves is measured parallel to the direction of the travel of the wave.
Added 256 days ago|3/22/2020 9:32:47 AM
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14. A surface receiving sound is moved from its original position to a position three times farther away from the source of the sound. The intensity of the received sound thus becomes A. three times as low. B. nine times as high. C. three times as high. D. nine times as low.
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Updated 110 days ago|8/15/2020 9:31:43 PM
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A surface receiving sound is moved from its original position to a position three times farther away from the source of the sound. The intensity of the received sound thus becomes nine times as low.
Added 110 days ago|8/15/2020 9:31:43 PM
This answer has been confirmed as correct and helpful.
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