Which chemical formal shows an ionic compound? A. CO2 B.N 2 O C.NaCI D.C6 H12 O6

Chemistry

1 answer:

KonstantinChe [14]2 years ago

4 0

Answer:

N2O

Explanation:

maybe

d can also be lol

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Someone pls help me I will make you brain

Katena32 [7]

Answer:

it is actually b because i did this i picked b and got it right

Explanation:

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2 years ago

Analysis

Karolina [17]

The properties of substances can be used to put the into groups.

<h3>Grouping of substances</h3>

In chemistry, it is often necessary to put substances into groups based on similarity in their properties. This is what led to the idea of a periodic table of elements.

Similarly, when we have unknown substances, we can group them according to the similarities in their properties.

Learn more about properties of substances: brainly.com/question/19886211

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2 years ago

What is the change in enthalpy when 4.00 mol of sulfur trioxide decomposes to sulfur dioxide and oxygen gas? 250 2(g) + O2(g) ®

lidiya [134]

Answer: A. -396 kJ

Explanation:

The standard enthalpy of formation or standard heat of formation of a compound is the change of enthalpy during the formation of 1 mole of the substance from its constituent elements, with all substances in their standard states.

$2SO_2(g)+O_2 (g)\rightarrow 2SO_3(g)$ $\Delta H^0=198kJ$