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Zanzabum
2 years ago
5

Convection currents are caused by...

Chemistry
1 answer:
eimsori [14]2 years ago
7 0

Answer:

A

Explanation:

that should be the answer

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How far will an object move in 12 seconds if it is traveling at a velocity of 8 m/s?
xxMikexx [17]

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96 m/s.

Explanation:

Distance equals speed x time,

12 x 8, so the distance is 96 m/s.

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3 years ago
Why does water taste different (bottled)
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because the water in a bottle has been purified  

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2 years ago
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What information is needed to determine the amount of moles in 1.6g of HCL?
alukav5142 [94]

Answer:

Molar mass and Mass

Explanation:

The relationship between mass and number of moles is given as;

Number of moles = Mass / Molar mass

Mass = 1.6 g

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Number of moles = 1.6 g / 36.5 g/mol

Number of moles = 0.0438 mol

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3 years ago
The quantity 0.202 g has _____________________________ significant<br> figures.
andreyandreev [35.5K]
0.202g has 3 sigfigs
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3 years ago
Calculate the wavelength of a photon having energy of 1.257 X 10-24 joules. (Planck’s constant is 6.626 x 10-34 joule seconds; t
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E=h\nu\\\\&#10;\nu=\frac{c}{\lambda} \ \ \ \Rightarrow E=\dfrac{hc}\lambda}\\\\&#10;\lambda=\dfrac{hc}{E}=\dfrac{6,626*10^{-34}Js*2,998*10^{8}\dfrac{m}{s}}{1,257*10^{-24}J}=15,803*10^{\frac{-34+8}{-24}}m=\\\\\\=15,803*10^{-2}m=1,5803*10^{-1}m
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3 years ago
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