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Weegy: A salt is obtained as a reaction between a base and an acid. User: The names of the compounds FeS, NaCl, NaOH, and Pb(CN)2 all end in the suffix A. -ate. B. -ide. C. -ic. D. -ite. Weegy: The names of the compounds FeS, NaCl, NaOH, and Pb(CN)2 all end in the suffix -ide. User: Based upon the pH scale, a vegetable with a pH of 5.3 would be A. neutral. B. ionic. C. acidic. D. basic. Weegy: Based upon the pH scale, a vegetable with a pH of 5.3 would be acidic. User: The factor that affects how easily an electron can be removed from an atom is the A. temperature of the environment. B. surrounding atoms. C. size of the atom. D. structure of the atom. Weegy: The factor that affects how easily an electron can be removed from an atom is the structure of the atom. User: When two atoms of different elements come in contact, heat is given off and light is produced. Which of the following does this support? A. The law of conservation of matter B. The law of conservation of energy C. Dalton's atomic theory D. The law of definite proportions Weegy: When two atoms of different elements come in contact, heat is given off and light is produced, The law of conservation of energy is supported. User: Which of the following will result in a chemical change? A. Melting ice to obtain water B. Drying wood in a shed C. Evaporating alcohol into vapor D. Burning coal in a furnace Weegy: Burning coal in a furnace will result in a chemical change. User: With regard to the pH scale, a solution with a pH A. higher than 7 is considered an acid. B. close to 14 is considered a strong base. C. of 6 is considered neutral. D. lower than 7 is considered basic. Weegy: With regard to the pH scale, a solution with a pH close to 14 is considered a strong base. User: Salt is the product formed by a reaction in which _______ atoms of an acid are replaced by the ... (More)

Weegy: If the frequencies of two component waves are 24 Hz and 20 Hz, they should produce 4 beats per second. User: If a string vibrates at the fundamental frequency of 528 Hz and also produces an overtone with a frequency of 1,056 Hz, this overtone is the A. third harmonic. B. second harmonic. C. fourth harmonic. D. first harmonic. Weegy: If a string vibrates at the fundamental frequency of 528 Hz and also produces an overtone with a frequency of 1,056 Hz, this overtone is the second harmonic. User: The rare earth elements include A. the lanthanide series and the alkali metals. B. the actinide series and the alkaline earth metals. C. the alkali metals and the transition metals. D. the lanthanide series and the actinide series. Weegy: The rare earth elements include the lanthanide series and the actinide series. User: Which of the following is one way to prevent the corrosion of iron? A. Protect the iron from polluted air. B. Paint exposed iron parts with protective paint. C. Let the iron develop a natural coat of carbonate. D. Add carbon to the iron. Weegy: Paint exposed iron parts with protective paint is one way to prevent the corrosion of iron. User: Which of the following accurately describes properties of valence? A. Nonmetallic elements tend to have a positive valence and tend to be electron borrowers. B. Metals tend to have a negative valence and tend to be electron borrowers. C. The greater the number of electrons an atom has to borrow or to lend, the greater the activity of the atom. D. The smaller the number of electrons an atom has to borrow or to lend, the greater the activity of the atom (More)

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