Chemistry category

Posted by gunner some time ago

Can you pop a balloon containing water with fire?

Posted by myskip398 some time ago

I have a problem. My Chemistry homework says to designate whether each is an isotope or common nuclide. I was under the impression that those were the same thing... Help!!!

Posted by Anonymous some time ago

What elements explode when touching water?

Posted by Jack wears love COAT some time ago

1000 ml of pure water=1000 gms of pure water.This applies only to water and not to any other liquid.How?

Posted by Anonymous some time ago

Describe the difference in appearance between absorption and emission lines

Posted by Answers101 some time ago

What's lactic acid?

Posted by flarn2006 some time ago

Where can I buy copper sulfate in Northern Virginia? I don't want to buy it in bulk or over the Internet.

Posted by alphadog some time ago

What is the chemical ( pentane ) , I have heard lots of bad things but whats the low down on this stuff , what are some common uses of this chemical?

Posted by Highlander is semi-retired from AB some time ago

Could time and chance really form life from nothing?

Posted by wickedwillie some time ago

What exactly is fire made of?

Posted by Anonymous some time ago

What is the number of moles represented by 38.1 g of FeCl(3)

Posted by AskingForaFriend some time ago

Can you drink the tap water where you live?

Posted by ryno365 some time ago

Why does adding salt to water make the freezing point drop?

Posted by Jazzy some time ago

When you mix vinegar and salt together is the product hydrochloric acid (Hcl) and Sodium acetate?

Posted by Mariana some time ago

Where do they get the helium to fill balloons?

Posted by Thommy some time ago

What is supercritical carbon dioxide?

Posted by Anonymous some time ago

How many moles are in 98.3 grams of aluminum hydroxide, Al(OH)3? demonstration please

Posted by Angel-01 some time ago

What is the most cost effective battery?

Posted by Anonymous1 some time ago

Why do ice cubes melt at room temperature?

Posted by Anoname some time ago

Heat expands and cold constricts - yet when water freezes into ice it expands. How is that possible?

Posted by liette20 some time ago

Why do elements cannot be broken apart to give new substances?

Posted by tt010101 some time ago

Gas to liquid is condensation - liquid to solid is freezing. So what's gas to solid?

Posted by Anonymous some time ago

Is it possible to drink too much water?

Posted by Anonymous some time ago

What is curium?

Posted by Anonymous some time ago

Why does Luminol glow when they react with bleach?

Posted by Linda Joy some time ago

If the Silver Surfer and Iron Man team up, would they be alloys?

Posted by littlenikkita some time ago

Chemical element for bicarbonate of soda?

Posted by spud_potatoes some time ago

What happens exactly when you mix baking soda and vineger

Posted by Anonymous some time ago

An atom of iron contains 26 electrons. How many energy levels are needed to contain these electrons?

Posted by Anonymous some time ago

Why does the last piece of ice always stick to the bottom of the cup?

Posted by D-Money some time ago

1mm of finger nail contains approximately 6.4 X 10 exponent negative 13 grams of Vanadium. Fingernails grow at a rate of approximately 0.0123 cm/day. How long (in years) would it take for you to grow a mole of Vanadium?

Posted by Anonymous some time ago

Which has stronger attractions among its submicroscopic particles: a solid at 25 C or a gas at 25 C? Why?

Posted by labgirl some time ago

What percentage of petroleum is used to make polymers/plastics?

Posted by 123 some time ago

What is the best mixture for a Thermite compound?

Posted by rahian2k is for world alien domination some time ago

What is the difference between tap water and mineral water, and is it worth the extra money?

Posted by Anonymous some time ago

When dissolved in water, are antacids acidic or basic?

Posted by Anonymous some time ago

Where is Bernoulli from

Posted by Nate the Great some time ago

How many molecules are there in the ocean?

Posted by morticia666 some time ago

What element will not form an ion easily?

Posted by beaker95 some time ago

Will Kim Dongs-One draw a picture of himself on the first atomic bomb he sends to Michigan ?

Posted by derbag some time ago

What is the freezing point of an aqueous 2.65 m calcium chloride (CaCl2) solution? The freezing point of pure water is 0.0ºC and Kf of pure water is -1.86ºC/m.

Posted by Anonymous some time ago

For each of the following molecules, state the name of the shape and the equatorial bond angles around the central atom. a) ICl5 b) ArCl2 c) NF3 d) H2S

Posted by Anonymous some time ago

What is magnesium usually used for?

Posted by Steve Urkel knows some time ago

Does ice melt faster in water or soda

Posted by chemguy some time ago

Will regular water evaporate faster or slower than different concentrations of salt water?

Posted by Wandermind some time ago

What causes the sound a heating pot of water makes just before boiling begins?

Posted by Mahmud some time ago

How I Can make waterless hand wash gel recipe for stubbern dirth

Posted by Chris some time ago

What is the lightest element in the universe?

Posted by confusebrunette2 some time ago

Correct formula for the substance produced with k2o is dissolved in water?

Posted by warriorsoul some time ago

What role do electrons play in an atom?

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