09/04/19

Ryan can text 22 words in 4 minutes. At this rate, how many words could he text in 12 minutes?
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09/04/19

How much heat is required to evaporate 2.5 kg of water at room temperature

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09/19/15

An atom of rhodium (Rh) has a diameter of about 2.7×10-8cm.
What is the radius of a rhodium atom in meters (m)? Express your answer using two significant figures. How many Rh atoms would have to be placed side by side to span a distance of 2.5μm? Express... more
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01/22/15

I am trying to determine the number of sig figures.
The question is 234.56 + 8.04 + (3.2 x 10^2) I got the answer of 562.6 but its marked wrong and Im not sure what I did wrong.
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01/20/15

Write the shorthand notation for Cl ^-1 and P ^3-
Please help (:
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