Sheng
 Name:
 Sheng Liang
 School:
 Hogwart's Academy of Magic
 About:
 Rawr :]
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 53
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 27

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 0
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 10
 Medals Received
 3

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 0
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 227
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 90

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 5
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0 
Questions Answered

Missaa143:
Group Title
Needing help (: The Cultural Landscape of South America.
1. Which language phrasebook would you take with you on a trip to Paraguay?
…
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

samtab:
Group Title
On a map, 90 miles is represented by 3 inches.
A measure of inch on the map would represent___ a0 miles. please help me:(
 updated one year ago
 6 replies
 2 Medals
Mathematics

coolaidd:
Group Title
Fill in the following table for f(x) = cos(x)
 updated one year ago
 8 replies
 No Medals Yet
Mathematics

ramirokool:
Group Title
Identify the independent and dependent variable for the given situation. The amount of distance covered by a car in a certain amount of time…
 updated one year ago
 8 replies
 2 Medals
Mathematics

ashbash2012:
Group Title
Need help on chemistry, please explain how to do it as well.
write a balanced equation for the complete combustion of each compound.
a. f…
 updated one year ago
 2 replies
 1 Medal
Mathematics

828282:
Group Title
what`s the lewis structure for CH3OO?
 updated one year ago
 36 replies
 2 Medals
Mathematics

Nali:
Group Title
I have a thermodynamics question but it is too big so i will post the link
http://www.physicsforums.com/showthread.php?t=272465
 updated one year ago
 9 replies
 1 Medal
Mathematics

stef5597:
Group Title
is sodium ion larger than magnesium ion?
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

tomiko:
Group Title
prove that sqrt(5) is irrational :)
 updated one year ago
 26 replies
 1 Medal
Mathematics

jamesjames:
Group Title
Karina walks 19 minutes east to her friend’s house. Then she and her friend walk 10 minutes west to the bus stop.
Using compass directions …
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

priiya12345:
Group Title
neutron bombardment of plutonium239 yields americium240 and another particle. Write the nuclear equation and identify the other particle p…
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

maddiew14:
Group Title
What are some fun facts about Technetium??
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

zack0170:
Group Title
Calculate the pH of 6.8 × 108 M HCl. Report your answer to the hundredths place.
 updated one year ago
 11 replies
 1 Medal
Mathematics

chuck24768:
Group Title
what are two compounds of carbon and their chemical formulas
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

Grim0519:
Group Title
What characteristic is descriptive of a solution?
A.
homogeneous
…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

Neha2015:
Group Title
what is the bond between the atom pairs; CO, ClF,
nonpolar covalent, moderately polar covalent,, very covalent, or ionic?
 updated one year ago
 2 replies
 1 Medal
Mathematics

haylidenise:
Group Title
In the example in the lesson, 0.10 mole of sodium chloride or magnesium chloride or aluminum chloride was added to one liter of water. How m…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

Kuroko10:
Group Title
how to get the states for non metals?
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

breshia:
Group Title
Enter the net ionic equation, including phases, for the reaction of AgNO3(aq) with Ba(OH)2(aq).
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

jewerls:
Group Title
Solve using an appropriate method.
5x 9y = 7,
7y 3x = 5
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

cab11:
Group Title
The hydrogen sulphide ion, HS, is able to both gain and lose protons when it reacts with water. Write the equations for these two reactions
 updated one year ago
 3 replies
 1 Medal
Mathematics

branflakes:
Group Title
why is the conductivity of 0.102 M Ca(NO3)2(aq) greater than 0.102 M NaBr(aq)?
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

jenny508:
Group Title
Calculate the molar weight of FreonII, if 8.29 liters of its vapor at 200 °C and 700 mm Hg has a mass of 30.5 g?
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

jahvoan:
Group Title
Two unlabelled bottles containing clear, colourless liquids are found in the organic section of the chemical storage room. Describe the chem…
 updated one year ago
 3 replies
 2 Medals
Mathematics

peanutman:
Group Title
Is the C2H6 an acid in this equation:
C2H6(g) + Cl2 (g) > C2H5Cl(g) + HCl(g)
and how do you know?
 updated one year ago
 12 replies
 1 Medal
Mathematics

Almondjoy11:
Group Title
is nh3 polar or non polar
 updated one year ago
 2 replies
 1 Medal
Mathematics

cheesesticks:
Group Title
1. Identify the political boundaries of Central America.
2. Identify the bodies of water near the Central America and the Caribbean Regions…
 updated one year ago
 8 replies
 No Medals Yet
Mathematics

BackwardsDreameer:
Group Title
A right triangle has one side of length 7 and a hypotenuse of length 10. How long is the third side of the triangle?
 updated one year ago
 12 replies
 1 Medal
Mathematics

Maberine290:
Group Title
How do i graph y=3?
 updated one year ago
 5 replies
 1 Medal
Mathematics

danieljkim12:
Group Title
A stock solution of CH_3_OH is available to prepare solutions that are more dilute. What volume, in mL, of a 2.0 M solution of CH_3_OH is re…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics
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