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How do you determine if a molecule non polar?

Question #ada03

How do you solve #0= ( x  8) ^ { 2}  49#?

Question #4613e

Question #06afa

Question #4e396

What would happen if there were no heterotrophs on earth?

Question #23181

Can I predict if a compound has ionic bonds or covalent bonds? If so, how?

What is the difference between static friction and sliding friction?

How can you tell if a precipitate forms when you mix two solutions?

How do you simplify the expression: #2 times 7b#?

How do you expand and simplify #(2x3) (3x+4)#?

Question #081b1

Question #5492a

How does heat get from the stove burner into your soup?

How do you know how many lines to draw in a Lewis structure?

The DNA of humans and gorillas is about 98 percent identical. What does this say about humans and gorillas?

What are diamond and graphite in relation to carbon?

What symbiotic relationships are seen in ecosystems?

How do you write 90% as a fraction?

Are these pathetic fallacy: "Mist creeps; wet wind blows."?

Why are some properties of diamond different from those of graphite?

Where is each type of particle located in the atom?

A tennis player hits a ball vertically with a speed of 10 m/s. How high does it go?

How do you express 96,470,000 using scientific notation?

Question #73653

How should one write a good summary?

When is it possible for velocity to be zero for an object that would be in motion?

How do you graph #x+4y=12# by plotting points?

What is the equation for the reaction of Barium Nitrate Hydrochloric Acid?

What is anything that has mass and occupies space?

What gas has 8 protons and 8 neutrons?

How do phase changes occur on a molecular level?

How is the synthesis of ammonia represented?

What property of matter does temperature measure?

What is the acceleration of a #0.30# kilogram ball that is hit with a force of #25# #N#?

If the pressure on a gas is decreased by onehalf, how large will the volume change be?

The net force on an object is zero if the two forces acting on it in which direction ?
1opposite direction
2same direction
3sometimes opposite and sometimes same direction
4all of above

Question #e2dc3

Question #010fe

Question #a7c94

Question #8b2ee

Question #58f14

What is the pH of normal rainwater?

#"2659 J"# of heat energy are required to heat a substance with a mass of #"24.25 g"# from #"23.7"^@"C"# to #"163.5"^@"C"#. What is its specific heat capacity?

How do you solve #\frac { 1} { n } = \frac { 5} { 30}#?

How do you solve #5(  5v + 9)  6v = 4( v  6)  9#?

What is the domain of #g(x) = 3^(x+3)#?

How do you write a balanced equation for the combination of magnesium and oxygen to form magnesium oxide, #MgO#?

How do you simplify #\frac { x ^ { 2} + 9x + 20} { x ^ { 2}  2x  24}#?

At 1 atm and a temperature of 0 celcius which phase of #H_2O# can exist? Why?

How do you graph #Y=abs [3x] + 2#?

Is #CO_2# an ionic salt or covalent molecule?

What is the chemical formula of sulphur trioxide?

A rock is dropped from a height of 2.5 meters. What is its velocity when it reaches the ground?

Are there more than three states of matter?

How were the elements arranged in Dmitri Mendeleev's periodic table?

How do you calculate the pH of a strong acid or base?

How would you explain all states of matter?

How do you simplify #3sqrt8*2sqrt7#?

What is the Arrhenius definition of acid?

What is $25,000 at 8% for 5 years?

Given #f(x)= x^2/(x+2)# how do you find #f(x)#?

When the pH of a solution is 12.83, what is [H+]?

Question #97d35

How much energy is required to convert 429 g of water to steam at 156 °C?

Question #6696a

Your mass is 55 kg. You stand on a bathroom scale in an elevator on Earth. What does the scale read when the elevator moves up at a constant speed?

Why might Ketchup stored in a tin can lead to chemical contamination?
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