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Zn + HCl ?ZnCl2 + H2 What coefficient values will balance the reaction? A. 1,1,1,1 B. 1,2,1,1 C. 2,2,1,1 D. 1,1,2,2
The answer is B) 1,2,1,1
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User: Zn + HCl ?ZnCl2 + H2 What coefficient values will balance the reaction? A. 1,1,1,1 B. 1,2,1,1 C. 2,2,1,1 D. 1,1,2,2

Weegy: The answer is B) 1,2,1,1
sharpies|Points 7289|

User: __N2 + __O2 + __H2O ? __HNO3 What coefficient values will balance the reaction? A. 2,5,2,4 B. 2,2,2,2 C. 2,2,1,2 D. 1,3,1,2

Weegy: A. 2,5,2,4
Tshirtgirl101|Points 30|

User: What coefficient values will balance the reaction? Mg + O2 ?MgO A. 1,2,1 B. 1,2,2 C. 2,1,2 D. 1,1,2

Weegy: C. 2,1,2
beboythewizkid|Points 2048|

User: What do scientists use to describe chemical reactions? A. laws and theories B. synthesis C. the conservation of matter D. chemical equations

User: The reaction equation below shows the formation of aluminum oxide. Which set of coefficients balances the equation? Al + O2 ?Al2O3 A. 1,1,1 B. 2,3,5 C. 2,4,5 D. 4,3,2





Weegy: C
Expert answered|TheSmartDiva|Points 121|

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Asked 4/7/2012 2:25:54 PM
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In an ionic bond, nonmetals are most likely to A. gain electrons. B. lose electrons. C. share electrons. D. cancel electrons.
Weegy: A. gain electrons User: A similarity between the forces involved in both ionic and covalent bonding is that both A. involve the sharing of electrons. B. involve the transfer of electrons. C. involve the attraction of opposite charges. D. require the same amount of energy to break their bonds. Weegy: C:involve the attraction of opposite charges User: When ionic or covalent bonds are formed, chemical compounds are created. ... (More)
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Asked 4/6/2012 2:13:30 PM
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Which statement about protons is true? A. They have a charge that is always a whole number. B. They are smaller than neutrons and electrons. C. They weigh much less than electrons. D. They are inherently unstable.
Weegy: User: U-238, the common isotope of uranium, has 92 protons, 146 neutrons, and 92 electrons. U-235 is another isotope of uranium. How do the number of subatomic particles of U-238 and U-235 differ? A. U-238 has three more electrons than U-235. B. U-238 has three more neutrons than U-235. C. U-238 has one more proton and two more neutrons than U-235. D. U-238 has one more electron and two more protons than U-235. User: Why is ... (More)
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Updated 7/2/2012 11:33:52 AM
1 Answer/Comment
B. The orbitals of the electrons are best described as electron density clouds.
Added 7/2/2012 11:33:53 AM
Nitrogen and hydrogen combine to produce ammonia. N2 + H2? NH3 Which set of coefficients balances the equation? A. 1,1,1 B. 1,1,2 C. 1,3,2 D. 2,3,2
Weegy: c User: The reaction equation below shows the formation of aluminum oxide. Which set of coefficients balances the equation? Al + O2 ?Al2O3 A. 1,1,1 B. 2,3,5 C. 2,4,5 D. 4,3,2 Weegy: D (More)
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Asked 4/7/2012 2:21:21 PM
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