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Musya8 [376]
2 years ago
13

ASAP!!!!!!!!!!!!

Chemistry
1 answer:
dlinn [17]2 years ago
6 0
<span>a. Tall prarie grass burns after being struck by lightning.</span>
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Convert 31.9 g of N2 to moles
pashok25 [27]

Answer: 1.14mol

Nitrogen molar mass=14g/mol

N2 molar mass=14*2=28g/mol

31.9g(1/28)=1.14mol N2

5 0
3 years ago
A chemistry student weighs out 0.0475g of sulfurous acid H2SO3, a diprotic acid, into a
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I don't know but look on the internet or use a calculator 
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Write the chemical equation for the formation of HI from the single, isolated H and I atoms.
mart [117]

Answer:

H2 + I2 → 2 HI.

Explanation:

Hydrogen iodide is a diatomic gas which can be readily formed from the direct combination of the elements involved which is hydrogen and iodine. Both elements can be combined by irradiating the mixture with an electromagnetic radiation that has a wavelength which is equal to that needed to break the iodine molecule bond between the two iodine atoms

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3 years ago
How many milliliters of 0.02 M HCl are needed to react completely with 100 mL of 0.01 M NaOH?
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The reaction of HCl and NaOH is HCl + NaOH = NaCl + H2O. So the mole number of HCl and NaOH is equal. So the volume of HCl =0.01*0.1/0.02=0.05 L =50 ml. So the answer is D).
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Silicon tetrachloride

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