Thursday
May 23, 2013

# Posts by Derrick

Total # Posts: 142

Chemistry
The noble gas in period 1 is not Hydrogen, so it would be Helium He. Sir, can you also take a look at my "Damon" post.

Chemistry
Name and give the symbol for each of the following: a)the element in period 3 group 2 = Magnesium = Mg b)the halogen in period 4 = Bromine = Br c)the element in period 6 and group 11 = Gold = Au d)the akali metal in period 2 = Lithium = Li e)the noble gas in period 1 =Hydrogen?

Chemistry
Thank you both very much for your assistance

Chemistry
I understand

math
8/-7+4/5 in simplest fraction form

SOCIAL STUDIES
How did Squanto, the interpreter for Massasoit and the Pilgrims,learn English?

math
Find the area of the shaded part in the figure. Use 3.14 for ƒàƒnand round your answer to one decimal place. the triangle as a cicle in the middle the right side is 15ft and the bottom side is 15ft what is the answer

English grammar
Life is full of choices, so I must learn to make good ones.

English grammar
Life is full of choices, so I must learn to make good ones.

Chemistry
Pure water is added to 25.0 mL of a 1.00 M HCL solution. The new solution has a volume of 2.00 L. What is the pH of the new solution.

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