chemistry! URGENT

60,487 results, page 56

Chemistry

Why is there no reaction between Cr2(SO4)3 and Na2SO4?

Chemistry

Why is there no reaction between Cr2(SO4)3 and Na2SO4?

college

organic chemistry 121-------------how to do dimensionalysis solving..

Chemistry

An alcohol will form an alkoxide ion when reacted with what?

chemistry

Why will the pH of pure water at 25 degree celcius be equal to 7.0 ?

chemistry

Why will the pH of pure water at 25 degree celcius be equal to 7.0 ?

chemistry

Why will the pH of pure water at 25 degree celcius be equal to 7.0 ?

chemistry

what is the solubility of sodium nitrate at 44 degrees Celcius

chemistry

If 11.5 g of CCl_3F is enclosed in a 1.2L container, will any liquid be present?

Chemistry

Distinguish between efflorescent and hygroscopic substances.

Chemistry

Distinguish between efflorescent and hygroscopic substances.

Chemistry

what mass of 12% solution can be produced from 60 grams of sugar?

chemistry

What is the maximum number of electrons that can occupy the n=4 shell?

gen chemistry

does RbI form an ionic solid?

Gen Chemistry

What is the coordination number of the Fe atom in K3[Fe(C2O4)3]? is it 6?

chemistry

If 5.0g of Sodium Chloride in 250 mL of solution, what is the percent?

chemistry

What is the Lewis Dot Diagram For Castor Oil?

chemistry

What is the molar volume of H2 at 1.50 atm and -25 degrees celcius?

chemistry

What is the pH of the solution created by combining 12.00 mL of the 0.10 M NaOH with 8.00 mL of the 0.10 M HC2H3O2?

chemistry

how to make a 100 mL solutino of 1.50M of NaCl

chemistry

what would the final volume of water be if 80 kJ were added

chemistry

Why can you smell a cake baking in the kitchen when you are in your bedroom?

chemistry

How are mm, torr, psi, atm, and Pa related to each other?

chemistry

Why does a balloon become smaller when placed in a freezer?

Chemistry

How much 0.10 M NaOH (in mL) is required to neutralize 8.00 mL of the 0.10 M HC2H3O2?

College Chemistry

What is the approximate pH of a solution labeled 6 x 10^-5 M HBr?

chemistry

how many molecules are in 35 grams of C2H60 (ethyl alcohol(?

chemistry

What is the pH of the solution created by combining 12.90 mL of the 0.10 M NaOH with 8.00 mL of the 0.10 M HC2H3O2?

chemistry

What does a high Boltzmann Distribution value indicate?

chemistry

does a low dipole indicate a strong acid

Chemistry

what pH values can be assigned to acids and bases respectively?

Chemistry

Is 20.0 mL of 1.0M CH3COOH and 10.0mL of 1.0 M NaOH a buffer solution of 3?

Chemistry

Is 50.0 mL of 1.0 M HF and 25.0 mL of 1.0 M NaOH a buffer with an approximate pH of 3? I say yes. Right?

chemistry

find the molarity of 35.8 g of HCl in 2.5 L of water???? what is the answer

chemistry

is the burning of a marshmallow a(n) endothermic or exothermic process?

chemistry ;)

what are the bond angles and extraction and purification of cinnamaldehyde

chemistry

how many grams of oxygen is required to produce 2.0 kg of water??

Chemistry

I NEED TO KNOW ASAP what a Keq is and what the formula of it would be.

CHEMISTRY

Why does decreasing the volume of a gas cause nonideal behavior?

chemistry

how much will be produced from 45.0 grams of nitrogen gas?

chemistry

Explain why a suspension is considered a heterogeneous mixture.

Chemistry

How many grams of Ni(OH)2 are produced from the reaction of 30.0 mL of 1.75 M NaOH solution?

chemistry

1.0 of a 4.0 solution is added to water so that the final volume is 8.0 .

chemistry

what is the sorce of van der waals forces?

chemistry

how many grams are in a 438mL of a 0.650M Na2SO4 solution

chemistry

How many moles of Oh- do you need to make .1M H3PO4 have a pH of 7

chemistry

h2SO4(aq)+2NAOH(aq)--->NA2SO4(aq)+2H2O(L) how to solve this

Chemistry

Draw the skeletal structure for (CH3)3CCH2COOCH3

Chemistry

What is the correct IUPAC name for 4-methyl-3-propylheptane

chemistry

calculate the ph of a 0.18 M NH4CL and0.18 M NH4OH.(Kb=1.0x10^-5)

Analytical Chemistry

advantages and diaadvantages of potentiometris titration

chemistry

write the reaction for the dehydration of CuSO4 . XH20?

chemistry 121

how can i write the electron configuration for copper (ii)

chemistry

What is the concentration of the propionate ion at the equivalence point?

Chemistry

what is the net ionic equation for NaOH + H2SeO3?

chemistry

Convert 3.01 x 1023 molecules of C2H6 to moles.

chemistry

Find the molar mass of Na2Al2(SO4)4

chemistry

solubility of NaCl in a H2O at 30 degrees Celcuis

Chemistry

What is the pH of a 0.42 M NH4NO3 aqueous solution? What is the percent ionization?

chemistry

Have 0.02M of KIO3, what is the molaity of IO3?

Science

Kindly help me on simple project topic on chemistry

chemistry

draw the structural formula of 2-methyl-2hexene?

chemistry

How do you determine if a salt is behaving as an acid or base?

chemistry

calculate the number of atoms present in 3.4g of h2s?

chemistry

which of the following would have the largest radius Al(3+) K (+) P S (2-) Se (2-)

Chemistry

How many grams of sodium hydroxide are dissolved in 0.02 of a 3.0 m solution?

Chemistry

How many grams of sodium hydroxide are dissolved in 0.02 of a 3.0 m solution?

Chemistry

Identify each of the following: These are fractions but I don't know how to type it that way. a. 1X 1 b. 32/15 X c. 0/0 X d. 59/26 X e. 0/+1 X

chemistry

How many grams of Al2(SO4)3 are there in 600 ml of (1.50)M solution

chemistry

Describe the electrolysis of an aqueous soln of KNO3

chemistry

what helps to hold funnel up during filtration

chemistry

For a system in which DHvap > TDSvap, what state is favored?

chemistry

which one of the follwoing will result in a chemical change ?

Chemistry

Would distilled water conduct electricity? Why or why not?

Chemistry

How could hard water decrease the efficiency of your kettle?

chemistry

Molecular shape of BrF3 by VSEPR theory

Chemistry

The mass % of H in methane (CH4) is ? How would i solve this?

chemistry

Pb w/D of 11.35g/ml. Pb(lead)3.45cc ?weight in grams

Chemistry

A gas has a density of 1.25 g/L at STP. What is its molecular mass?

Chemistry

explain different forms of polymerisation in glucose

Chemistry

What is the formula of a substance that contains 0.0920 g of C and 0.0180 g of H?

chemistry

2.70 g/cm3 to pounds per cubic foot

chemistry

2.70 g/cm3 to pounds per cubic foot

chemistry

How many grams of copper are contained in 253g of CuSO4

chemistry

if there is 2 grams of hydrogen and 1.75 was left over how many was used up

chemistry

What is the name of the following organic compound? CH_3CH_2CCCH_2CH_2CH_3

Chemistry

Does anyone know the formula of Dibromobis(triphenylphosphine oxide) manganese(II)?

chemistry

labelled diagram of an experiment magnesium with oxygen

chemistry

WHAT TYPE OF CHEMICAL REACTION IS FORMED FROM Mg + O2----MgO

chemistry

is INH(CH3)3 an acid, base or neutral?

chemistry

what particles with electrical charges repel one another

Chemistry

How much energy is released when 44.5 of water freezes?

Chemistry 2

How many orbitals in an atom can have each of the following designations? (a) 3p (b) n=1

chemistry

what frequency of radiation in Hz is required to ionise helium?

chemistry

if you start with 1.25g of Cu, calculate the amount that will precipitate

chemistry

would like to know the complex ion of H2SO4

chemistry

how do you change Density= mass/volume (D=m/v) to solve v or m?

Chemistry

which has a shorter bond between nitrogens? N20 or N3-

chemistry

How many moles of carbon dioxide are in a 175 g sample.

Chemistry

Solve Calculate the grams of carbon of 77.7 g of propane?

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