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3 years ago

Lewis structure for CH3(CH2)CH(CH3)2

Chemistry

1 answer:

Ilia_Sergeevich [38]3 years ago

6 0

Answer:

Explanation:That’s right

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Which of the following equations has correct formulas and also is a balanced equation?

aliya0001 [1]

Answer : The correct option is, (B)

Explanation :

Balance equation : Balanced equation are those equation in which the number of atoms of each element and the total charge must be same on products side and reactants side.

In the given options, only option (B) equation has correct formula and also a balanced equation.

$2Be+O_2\rightarrow 2BeO$

while the other options has incorrect formulas and also an unbalanced equations.

The correct equation for option A is, $CaCO_3\rightarrow CaO+CO_2$

The correct equation for option C is, $2Mg+O_2\rightarrow 2MgO$

The correct equation for option D is, $KCl+HNO_3\rightarrow HCl+KNO_3$

Hence, the correct answer is, (B) $2Be+O_2\rightarrow 2BeO$

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3 years ago

The growth rate is the death rate minus the birth rate these change because birth rates and

zysi [14]

Answer:

Hey there!

False. The growth rate is actually the birth rate minus the death rates.

Let me know if this helps :)

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3 years ago

A student is building an electrical circuit.

Savatey [412]

Answer:

A a metal such as copper

Explanation:

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3 years ago

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Why are non-metals dull in appearance as solids?

Inessa [10]

Metalloids are metallic-looking brittle solids that are either semiconductors or exist in semiconducting forms, and have amphoteric or weakly acidic oxides. Typical nonmetals have a dull, coloured or colourless appearance; are brittle when solid; are poor conductors of heat and electricity; and have acidic oxides.

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4 years ago

Based on the following reactants:

Doss [256]

(205) 872-9311 call me so I can help you out

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3 years ago