chemistry! URGENT

60,791 results, page 43

chemistry

How many oxygen atoms in 9 grams of sugar?

Chemistry

Of what value is knowledge of density to a chemist?

chemistry

what is the percent hydrgoen in toluene(C7H8)??

chemistry

mole can be abreviated as mol right??

chemistry

I need help converting 294.5nm to cm

chemistry.

How many sulfur atoms are there in 25 molecules of C4H4S2?

chemistry

What is the difference between a metal and an alloy?

Chemistry

What is the correct IUPAC name for CuO?

chemistry

how are the submicroscopic and macroscopic views related?

chemistry

how can spectra be used in chemical analysis?

Chemistry

why is barium more reactive than magnesium?

chemistry.

The mass % of C in methane (CH4) is?...Can any one help me????

chemistry

two ways to measure matter?

chemistry

what it the anaylis of heating copper corbonnate

Chemistry

Convert 4.3 kPAxmm^3xs^-1 to mJxs^-1

chemistry

How do you do conversions? For example: Convert 360 s to ms

CHEMISTRY

WHAT IS THE MAJOR PRODUCT OF DEHYDRATION OF AN ALCOHOL?

chemistry

how to caculate moles with only molarmass

Chemistry

What is the mass of 7.817 × 1023 atoms Ag?

chemistry

3.1x1024 atoms of He into moles?

Chemistry

Does anyone know what chromium is soluble or insoluble in or know any inks that could help? Thanks

Chemistry

Does anyone know what chromium is soluble or insoluble in or know any links that could help? Thanks

AP chemistry

what is the balanced equation of Aluminum + Koh

AP chemistry

what is the theoretical yield of KOH + Al --> Al(OH3) + H2

chemistry

calculate the number of atoms in 10.0g of sulfur

chemistry

In what unit is formula mass expressed?

chemistry

Why is rate of reaction important to scientists?

chemistry

What happens when KCl and CuSO4 react?

Chemistry

What is the purpose of adding quicklime to the soil?

chemistry

How are most decomposition reactions initiated

chemistry

What was Bohr's theory of behavior of the electron?

chemistry

what turns pink when phenolphylathen is added to it?

chemistry

How do you figure out the molecular weight?

chemistry

how many moles of CH4 will contain 4.31 x 10^23 molecules

Physics 11/Chemistry 11

What is the heating capacity of Zinc?

chemistry

how many grams of phosphorus are there in 160 g of P4O10

chemistry

i still don't get my question. I don't understand how to set it up

Chemistry

What the density of 100 mL of HCL at 18 degree C?

chemistry

how many grams of Sb2S3 will contain 4.80 moles of S

Chemistry

How do we know what salt has the lowest molar solubility?

Chemistry

Draw the Lewis structure for SiCl2Br2.

chemistry

How do you calculate molar mass again?

chemistry

How does the spin of an electron affect its energy?

Chemistry

How many molecules are present in 1.00 mg of asprin, C9H8O4?

chemistry 11

explain the process of a bohr model

chemistry

what is the chemical formula for vanadium phosphate?

chemistry

Why does the total energy (Ke+Pe) decrease with height?

chemistry

how might you separate ionic from covalent

chemistry

Drbob222 that does not help. got anything else up ur sleeve?

Chemistry

Isnt muddy water an example of a suspension

Chemistry

does BaCl2+Pb(NO3)2 form a percipitate

AP Chemistry

What is the ÄG for Hydroden Peroxide liquid? Its not in my textbook.

Chemistry

What are the raw materials for polyethene and polystyrene?

Chemistry

Is sulfuric acid ionic or covalent?

Chemistry

How is magnesium formed (detailed answer)

chemistry

how do you determine the percent by mass of an element?

chemistry

At what temperature (in ) does acetone have = 102

Chemistry

how do you find the molar volume of a gas?

chemistry

Is hexane and ethylene chloride miscible? Why?

Chemistry

How many significant figures are there in 0.00236 I think its 5, anyone can help

Chemistry

What is the representative particle for a salt, nacl2?

chemistry

what are indicators of strong intermolecular forces?

chemistry

What is the percent composition for Lucky Charms?

chemistry

give a definition of ionic bonding

Organic Chemistry

What is the chemical name for C7H13O?

chemistry

how do reciprocating heat engines work?

Chemistry

calculate the number of atoms in 31.5g of cadmium

Chemistry

How many electrons and how many protons are in the ion Cr6+?

chemistry

Convert 12 fluid ounces liters. (1 fl. oz = 29.57 cm^3)

chemistry

How many neon atoms are there in five moles?

chemistry

What is the density of PCl5 gas at STP?

Honors Chemistry

I got 206.67 g Fe, DrBob222

chemistry

How many mole are present in 5.03g gold

Chemistry

What mass of CO2 could be absorbed by 1.34 g of CaO?

Chemistry

what mass of sodium chloride contains 4.59*10^24

Chemistry

Calculate the pH of a 0.10 M solution of barium hydroxide, Ba(OH)2.

chemistry

how to make 750ml of 1.5 m solution of naoh

chemistry

how do I convert 17.4 cubic ft into liters?

Chemistry

where does the n come from in a compound such as n-butane?

chemistry 1

A ^H corresponds to an process is it negative, endothermic

Chemistry

How does the process of chromium electroplating work?

Chemistry

How does the process of chromium electroplating work?

chemistry

why is the law of definite composition important?

Chemistry

Calculate the decrease in temperature when 2.00 L at 20.0 C is compressed to 1.00 L

chemistry

how to write the oxidation number for CL4

Chemistry

Which test for iron(II) ions is conclusive?

Chemistry

How does the Diethylacetal impurity arise in fermentation?

Chemistry

Is Al(OH)3 soluble in KOH or K2C2O4•3H2O?

Chemistry

Determine the [OH^-] of a solution that is 0.145 M in CO3^2-.

chemistry

What is the of an aqueous solution that is 0.128 M NH4Cl ?

Chemistry

Is the compound C2H3Cl polar or nonpolar and why?

Chemistry

Why is it important for you to know how to separate solids from liquids?

chemistry

How many millimoles of H+ are present in 1.00 L of 1.24 M CF3CO2H solution?

chemistry

what is the volume of 62.3 g of nitrogen gas at STP

Chemistry

What happens to the temperature of a gas when it is compressed?

College Chemistry

How do acids and bases react?

Chemistry

How do I decide whether something is polar or not?

chemistry

what is the relationship between pH and H+ and how do i show examples?

Chemistry

What is the amount in moles of 3.55g of zinc(Zn)

chemistry

What is plastic #7 used for? How is it related to cancer?

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