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lora16 [44]
3 years ago
15

4 7z+ 2 7z+(−9+11)=

Mathematics
1 answer:
UkoKoshka [18]3 years ago
7 0

Answer:

what a fantastic day I would like

Step-by-step explanation:

uh oh is unavailable right now

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Caleb is saving money for a new skateboard. So far he has saved $18. The cost of the skateboard is 6 times as great as the amoun
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$108

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18 dollars times 6 equals 108.

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probably 400 its closest to what i got

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Calculate the mass of sodium azide (2NaN3) required to decompose and produce 1.20 moles of nitrogen.
Ad libitum [116K]

Answer:

The answer to your question is:  40.8 g of NaN₃

Step-by-step explanation:

NaN₃ mass = ?

nitrogen = 1.2 moles

Equation

                           2NaN₃      ⇒ 2Na  +  3N2

                          2 moles of NaN₃  -----------------   3 moles of N₂

                           x                          ------------------   1.2 moles of N₂

                          x = (1.2 x 2) / 3

                          x = 2.4/ 3

                         x = 0.8 moles of NaN₃

MW NaN₃ = 23 + 28

                = 51 g

                         51 g of NaN₃ ----------------- 1 mol

                         x                    ----------------- 0.8 mol

                         x = (0.8 x 51) / 1

                        x = 40.8 g of NaN₃

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3 years ago
The longest side of an acute isosceles triangle is 12 centimeters, Rounded to the nearest tenth, what is the
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8.5

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