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25. In a polar covalent bond, (1 point) electrons are shared equally between atoms. a cation is bonded to an anion. electrons are transferred between atoms. electrons are not shared equally between atoms.
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Asked 1/15/2013 9:23:02 AM
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User: 25. In a polar covalent bond, (1 point) electrons are shared equally between atoms. a cation is bonded to an anion. electrons are transferred between atoms. electrons are not shared equally between atoms.

Weegy: D. electrons are not shared equally between atoms.
scijoe21|Points 2265|

User: 26. Beryllium, Be, and chlorine, Cl, form a binary ionic compound with a one-to-two ratio of beryllium ions to chloride ions. The formula for the compound is (1 point) Be2Cl. Be2Cl. BeCl2. Be2Cl2.

Weegy: C. BeCl2
kean018|Points 121|

User: 27. When magnesium carbonate, MgCO2, reacts with nitric acid, HNO3, magnesium nitrate and carbonic acid form. Carbonic acid then breaks down into water and carbon dioxide. Which two types of reactions take place in this process? (1 point) synthesis and decomposition single-replacement and combustion double-replacement and decomposition double-replacement and combustion

Weegy: C. double-replacement and decomposition
cha97mw|Points 1146|

User: 28. In terms of energy, how would you classify the following chemical reaction? 2Cu + O2 - > 2CuO + 315 kJ (1 point) endothermic exothermic both endothermic and exothermic neither endothermic nor exothermic

Weegy: The correct answer is B. exothermic .
Slayin|Points 743|

User: 29. A log is burning in a fireplace. If the amount of oxygen reaching the log is decreased, which of the following statements is true? (1 point) The reaction rate increases. The reaction rate decreases. The reaction rate remains the same. The reaction rate depends only on the temperature.

Weegy: A log is burning in a fireplace. The combustion reaction requires oxygen as a reactant. If the amount of oxygen reaching the log is decreased, which of the following statements is true? (1 point) The reaction rate decreases.
paral|Points 3382|

User: 30. A student dissolved equal amounts of salt in equal amounts of warm water, room-temperature water, and ice water. Which of the following is true? (1 point) The salt dissolved most quickly in the warm water. The salt dissolved most quickly in the room-temperature water. The salt dissolved most quickly in the ice water. none of the above

Weegy: The salt dissolved most quickly in the warm water.
unknown23|Points 80|

User: 31. A solution that contains more solute than it would normally hold at that temperature is said to be (1 point) saturated. unsaturated. supersaturated. concentrated.

Weegy: A solution that contains more solute than it would normally hold at that temperature is said to ... [ it is called an unsaturated solution A supersaturated solution ... ]


User: 32. Which of the following is NOT a property of an acid? (1 point) tastes sour usually reacts with a metal changes the color of an indicator feels slippery

Weegy: Feels slippery is NOT a property of an acid. Feels slippery is a property of BASE.
Expert answered|jher000|Points 7981|



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1. Henry Ford is famous for his use of (Unit 4, Lesson 1) (1 point)the assembly line. the Bessemer steel process. scabs during strikes.
Weegy: Henry Ford is famous for his use of (Unit 4, Lesson 1) the assembly line. (More)
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Asked 1/14/2013 9:39:31 AM
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8. Filtration can be used to separate mixtures based on (1 point) their boiling points. their densities. their melting points. the size of their particles.
Weegy: Filtration can be used to separate mixtures ... Answer: melting point. ... [ Is it true filtration can be used to separate mixtures based on their boiling particles ... ] User: 9. Which of the following is a physical change? (1 point) sawing a piece of wood in half burning a piece of wood rust forming on an iron fence a copper roof changing color from red to green Weegy: Sawing a piece of wood in half is a physical change. (More)
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Asked 1/15/2013 9:06:06 AM
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