chemistry! URGENT

60,378 results, page 36

chemistry

What is the pH of 0.10 M HNO2 given Ka = 4.5x10-4.

chemistry

give 30 example of solute

chemistry

what is the equivalent of 0.46ml in microliters?

chemistry

What is the coordination number of [Pt(NH3)4]2+

Chemistry

Ti(CH3CH2OH+HCl+C2H6O

chemistry

How to find the density of mercury

chemistry

convert 8.99 x 10^2 m/s^2 units of km/hour^2?

chemistry

How many cm does it take to make 500ml

chemistry

How many cm does it take to make 500ml

Chemistry

Does methanol absorb UV light?

chemistry

What is the mass, in grams, of 3.57×10^−2 ?

chemistry

the # of protons in an atom of sodium-23 is

chemistry

the # of electrons in an atom of Iron-56 is

Chemistry

how many electrons are in 3.70 x 10^23 atoms of carbon 13?

chemistry

how would one do this problem.. 2y^-3 = 4e^(-x/2)/(1+e(-x/2))

chemistry

What is the volume in milliliters of 7.24 {\rm g} of acetone?

Chemistry

Why do you believe electrons exist?

chemistry

How many grams of Al will react with 3.00 mol of 0(2)?

Chemistry

Why does molarity depend on temperature?

Chemistry

How many molecules are in 2.6 grams of H2O?

College Chemistry

Pb+NO3+Na2SO4-->?

chemistry

How did dalton discover the atom?

Chemistry

how many neutrons are in an element of mc where x =124 and y = 22

chemistry

how many moles of H2 are produced from 5.0M H2SO4

chemistry

what is the equation for gamma decay?

chemistry

what is the general formula for a hydrate?

AP Chemistry

How do I calculate orbital hybridization?

chemistry

how many grams are in 2.4 moles of sulfur?

Chemistry

What is the oxidation state of V in VO2?

Chemistry

HNO3(aq)+Li2S(aq) produces ?

chemistry

What is the Na+ concentration of 2.85 M sodium sulfate?

Chemistry

How many kilograms of chlorine are in 26 kg of C2F3CL3?

Chemistry

How many kilograms of chlorine are in 26 kg of C2F3CL3?

chemistry

is CH3COCH3 NOT h-bond because the o is far from an H?

Chemistry

What is the empirical formula for Dichloroethane?

chemistry

what is the osmolarity of a .20 M solution of Na3PO4?

Chemistry

Is the central metal of KMnO4 be Mn?

Chemistry

Which species will reduce Ag+ but not Fe2+? 1. H2 2. Cr 3. V 4. Pt 5. Au

Chemistry

4. Which has a larger radius, S or S-2? Explain. thanks for the help !

chemistry

3.0 g Al +HNO3 > Al(NO3)3 + H2 =how many liters

Chemistry

What is the molecular mass of: C19H97Cl35

Chemistry

38. Identify the type of reaction. A + B --> AB A + BC --> AC + B Thanks -MC

chemistry

what is the name for the compound Al2I3??

chemistry

what is the punctuation of molar mass

chemistry

1.25 g of HClo3 has_____________ molecules (how many) ?

chemistry

what the equation of:Br gain 2 electron

chemistry

so is is set up like 356.2J=25.0g(36.5C-22.0C) ?

chemistry

Is there a reaction? 2 NaNO3 + ht →

Chemistry

What is structural formula of Ester?

chemistry

Is the ritalin molecule a polymer?

chemistry

How many grams equal 6.3 mol of N2?

chemistry

The Ka of stearic acid is 1.3 x 10^-5. what is the Kb of stearate?

AP Chemistry

What is the equation for Pour A Rainbow?

Chemistry

What is 17.4 psi converted to atm?

AP Chemistry

What is the structure for PCl3Br2 and 3 isomers?

chemistry

how to balance chemical equations

chemistry

What is the pH of an aqueous solution at 25°C in which [H+] is 0.025 M?

Chemistry

How to find the coefficient of Fe^2+ from ClO3^- + Fe^2+ --> Cl^- + Fe^3+

chemistry

i think I am not doing this part right (1/n5^2 - 1/n1^2)

ChemIstry

How any grams are there in 3.69 moles of sliver?

Chemistry

How many moles are there in 52.3 grams of nickel

chemistry

what is the cation and anion of Na3PO4? thanks

Chemistry

How do I separate a mixture of liquids?

Chemistry

Where did lip gloss originate from?

chemistry

what is the cation and anion of Na3PO4? thanks

chemistry

Calculate the pH of a 5.20 10-3 M solution of H2SO4.

chemistry

What is the mass of 5.00 moles of Pb(CH3COO)2?

Chemistry

Molarity of 350ml of HCl?

Chemistry

the idea expressed in whims is known as

chemistry

Calculate the pH of 1.28×10−3 M KOH. thanks.

chemistry

How many moles are in 3.0L of NO gas at STP?

Chemistry

What is the electron configuration of 3s23p4?

Chemistry

How many moles of Cl are in 4.00g of CoCl2?

Chemistry

How do I do molarity,molality,and normality

Chemistry

How do I do molarity,molality,and normality

Chemistry

What is the balanced equation of HClO4(aq)+Sr(OH)2(aq)

chemistry

How do you convert 0.7891 L to centiliters

chemistry

Properties of light energy

chemistry

WHAT IS THE COM[POSITION OF ASHOKSTUMB

chemistry

balance the chemical equation: Al(OH)2-- Al^2+ +OH^-

chemistry

what gives an element its' characteristics?

chemistry

how would I name the compund Ca(OH)2

chemistry

what are characteristics of ionic compounds?

chemistry

why do elements form compunds?

chemistry

How many grams are in one milliliter?

chemistry

how many grams is 6 mole of oxygen?

chemistry

how do you balance CuSO4* 5H2O

Chemistry

Is NO3- an ambidentate ligand?

Chemistry

Is NO3- an ambidentate ligand?

chemistry

what is the electronic configuration of Li, O, F, P, and B. Please help!!!!

chemistry

balanced chemical equation for m(s) + n^(x+) (aq) ---> M^(y+)(aq) + N(s)

Chemistry

What are the products for the combustion of a a hydrocarbon.

chemistry

what is the electronic configuration of Li, O, F, P, and B. Please help!!!!

chemistry

what is the electronic configuration of Li, O, F, P, and B. Please help!!!!

chemistry

How many grams are there in 2 moles of sodium?

AP Chemistry

what is the oxidation state of iron in K4[Fe(CN)6]?

chemistry

Calculate the percentages of C,H,and O in C24H44O22.

CHEMISTRY

Grams/mole benzene

chemistry

Calculate the percentages of C,H,and O in C22H44O22.

chemistry

How do you find Kc for an equilibrium problem?

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