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December 17, 2014

Homework Help: Science: Chemistry

Recent Homework Questions About Chemistry

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Chemistry
A metal bar having a mass of 212 g is heated to 125.0°C and then dropped into 375 g of water at 24°C. After a while the temperature of the water and the metal is 34.2°C. If the specific heat of the metal is 0.831 J/g°C, how much heat did the metal lose? Please ...
Saturday, September 13, 2014 at 9:42pm

Chemistry
4. Suppose there are 72.0 g of O2 available, along with the 8.08 grams of H2. Use ratios of stoichiometric coefficients to find the limiting reagent for the reaction. Then, find the theoretical yield in both moles and grams. 2H2 + 1O2 à 2H2O I got 2.25 grams for o2 Then...
Saturday, September 13, 2014 at 9:10pm

chemistry
Which element's atomic radius changes the most in size when it becomes ionized? A. Fluorine B. Lithium C. Sodium D. Chlorine
Saturday, September 13, 2014 at 8:30pm

Chemistry
For the reaction 2H2 + 1O2 à 2H2O, there are 8.08 grams of H2 available. 2. Use the ratio of stoichiometric coefficients in the reaction above to determine how many moles of H2O can be produced from the H2 available. Then, use molar mass to convert the moles of H2O into...
Saturday, September 13, 2014 at 8:26pm

chemistry
Covalent bonding (with an electronegativity difference below 0.5) results when fluorine bonds with A. hydrogen B. potassium C. iodine D. fluorine
Saturday, September 13, 2014 at 8:19pm

chemistry
What is the electronegativity difference for a bond between potassium and iodine? A. 3.3 B. 0.4 C. 4.6 D.1.7
Saturday, September 13, 2014 at 8:15pm

chemistry
Which of the following is true? A. Group 1 elements are more reactive than the group 2 elements because they have more valence to lose. B.Lithium is the least reactive element in group, because its valence electron is held more tightly than the others in the same group. C. ...
Saturday, September 13, 2014 at 8:04pm

chemistry
What type of reaction does the following equation represent? AgNO3 + NaCl ---> AgCl + NaNO3 A. Single-displacement reaction B. Synthesis C. Combustion D. Double-displacement reaction
Saturday, September 13, 2014 at 7:50pm

chemistry
What type of reaction does the following equation represent? AgNO3 + NaCl ---> AgCl + NaNO3 A. Single-displacement reaction B. Synthesis C. Combustion D. Double-displacement reaction
Saturday, September 13, 2014 at 7:50pm

chemistry
What type of reaction does the following equation represent? AgNO3 + NaCl ---> AgCl + NaNO3 A. Single-displacement reaction B. Synthesis C. Combustion D. Double-displacement reaction
Saturday, September 13, 2014 at 7:50pm

chemistry
The ionic radii of Na+ (atomic weight 22.99) and Cl- (atomic weight 35.45) are 1.0 and 1.8 Angstrom, respectively. Treating the ions as hard spheres, calculate the density of NaCl. Compare this with the measured density of 2.17 g/cm3.
Saturday, September 13, 2014 at 7:48pm

chemistry
The typical person needs a 2000 calorie diet to sustain “normal” activity. Nowadays, a lot of the energy in American diet comes from fats and sugars. Assume that “fats” provide 9.0 calories per gram and sugars (treat as glucose) provide 4.5 calories per ...
Saturday, September 13, 2014 at 7:39pm

Chemistry
A metal bar having a mass of 212 g is heated to 125.0°C and then dropped into 375 g of water at 24°C. After a while the temperature of the water and the metal is 34.2°C. If the specific heat of the metal is 0.831 J/g°C, how much heat did the metal lose?
Saturday, September 13, 2014 at 7:20pm

Chemistry
For the following equation, write a thermochemical equation that includes an energy term within the equation: The formation of 1 mol of copper(II)chloride from its elements releases 220.1kJ of energy.
Saturday, September 13, 2014 at 4:00pm

Chemistry
a gold bar weighing 33.5 g and having an initial temperature of 25.0 Celsius absorbs 5000 J of heat. What would the new temperature be?
Saturday, September 13, 2014 at 3:49pm

chemistry
3. Use the ratio of stoichiometric coefficients in the reaction above to determine how many moles of O2 will react with the H2 available. Then, use molar mass to convert the moles of O2 into grams. For the reaction 2H2 + 1O2 =2H2O, there are 8.08 grams of H2 available. the ...
Saturday, September 13, 2014 at 2:41pm

Chemistry
Rewrite the following using a thermochemical equation with a deltaH value: a) The standard molar enthalpy of combustion for propane is -2220kJ/ mol.
Saturday, September 13, 2014 at 2:13pm

Chemistry
A plumber installs a pipe that has a diameter of 10 cm and a length of 2.4m, Calcualte the volume of water(in cm3) that the pipe will hold. Express your answer to the correct number of significant digits. Note: The formula for the volume of a cylinder is V=Pi(r)2h, where r is ...
Saturday, September 13, 2014 at 1:55pm

Chemistry
Calculate the solubility of 43g of NaCl containing 100ml of water at temperature of 20 degrees
Saturday, September 13, 2014 at 1:18pm

Chemistry
How much Tris do you need to weigh out to make 250 ml of the 50 mM buffer? A. 0.95g B. 1.51g C. 2.42 D. 1.75g
Saturday, September 13, 2014 at 10:42am

Analytical Chemistry
principles behind the dilution and aliquoting of the NaOH solution
Saturday, September 13, 2014 at 2:37am

chemistry
How much of each solution will you need to mix to obtain 100 – 120 ml of 20 mM buffer pH 4.0? A. 35 ml sodium acetate + 90 ml acetic acid B. 100 ml sodium acetate + 16 ml acetic acid C. 16 ml sodium acetate + 100 ml acetic acid D. 90 ml sodium acetate + 35 ml acetic acid
Friday, September 12, 2014 at 11:05pm

Chemicals of Life/Chemistry
Which weighs more: a liter of water at 20 degrees C or a liter of water at 80 degrees C. Explain.
Friday, September 12, 2014 at 9:38pm

chemistry
3. Describe the subatomic structure of the nucleus of carbon-14, including the structure of each nucleon. Draw a picture. Describe the forces that hold the nucleus together and draw them on your diagram. Write the equation for the carbon-14 isotope decay by beta emission. ...
Friday, September 12, 2014 at 6:21pm

Chemistry
A portable electric water heater transfers 255 watts (W of power to 5.5 L of water, where 1 W=1J/s.How much time (in minutes) will it take for the water heater to heat the 5.5 L of water from 27∘C to 49∘C? (Assume that the water has a density of 1.0 g/mL.
Friday, September 12, 2014 at 6:20pm

chemistry
25.6mL of ethanol (density =0.789 g/mL) initially at 5.4∘C is mixed with 30.4mL of water (density = 1.0 g/mL) initially at 20.4∘C in an insulated beaker.Assuming that no heat is lost, what is the final temperature of the mixture?
Friday, September 12, 2014 at 6:18pm

chemistry
How many kilowatt-hours of energy are necessary to heat the air in the house from 9∘C to 30∘C? The heat capacity of air is 1.03 J/g∘C.A room contains 45kg of air.
Friday, September 12, 2014 at 6:16pm

chemistry
Calculate the final temperature of 30mL of ethanol initially at 15∘C upon absorption of 913J of heat. (density of ethanol =0.789 g/mL)
Friday, September 12, 2014 at 6:13pm

Chemistry 1300
1) Aluminum metal reacts with chlorine gas to form solid aluminum trichloride, AlCl3. What mass of chlorine gas (Cl2) is needed to react completely with 163 g of aluminum? 2) Magnesium (used in the manufacture of light alloys) reacts with iron(III) chloride to form magnesium ...
Friday, September 12, 2014 at 4:36pm

Chemistry
3. The Haber–Bosch process for fixation of nitrogen is one of the more important chemical reactions ever invented. Without the invention of this process, which is used to make ammonia for fertilizer, the world’s population would not be as large as it is today. N2(g...
Friday, September 12, 2014 at 4:34pm

Chemistry, Help!
a) A 750-mL sample of hydrogen exerts a pressure of 822 torr at 325 K. What pressure does it exert if the temperature is raised to 475 K at constant volume? b) Aluminum oxide, Al2O3, is used as a filler for paints and varnishes as well as in the manufacture of electrical ...
Friday, September 12, 2014 at 4:32pm

chemistry
The density of pure copper is 8.96 at 20°C. If 6.50 g of pure copper pellets is added to a graduated cylinder containing 13.4 mL of water, to what volume level will the water in the cylinder rise
Friday, September 12, 2014 at 4:20pm

organic chemistry
or perhaps comparable over the counter?
Friday, September 12, 2014 at 11:06am

organic chemistry
Can a person be able to find some 1-Pentanamine (Y = NH2 over the counter ?
Friday, September 12, 2014 at 11:03am

chemistry
when 21.6g of carbon were burned in the presence of 73.9g of oxygen 16.3g of oxygen remain unreacted. What mass of carbon dioxide was produced
Friday, September 12, 2014 at 8:59am

CHEMISTRY
How do the indicators work , by changing color ?
Friday, September 12, 2014 at 6:21am

CHEMISTRY
How can we determine the equivalence point ( or end point ) in the curves in titration ( strong acid/weak base and weak acid/strong base )
Friday, September 12, 2014 at 12:36am

Chemistry please help
Complete each calculation. Express your answer to the correct number of significant digits. a)4.02mL + 3.76mL +0.95mL b)(2.7 x 10^2m) x (4.23 x 10^2m) c)5092kg divided by 23L d) 2-6.3 + 6-7 e)(6.853 x 10^3L) + (5.40 x 10^3mL) f)(572.3g + 794.1g) divided (24mL + 52mL) My ...
Thursday, September 11, 2014 at 9:20pm

chemistry
solution of 0.1molar NH4OH and 0.1 NH4CL ph=9.25 calculate kb for NH4OH?
Thursday, September 11, 2014 at 9:13pm

Chemistry
A 5 oz carrot is burned in a calorimeter containing 10.0 lb of water. The water heats up from 20.5 oC to 22.8 oC. How many Calories are in the 5 oz carrot? Round to correct sig. fig. 1 Cal = 1000 cal.
Thursday, September 11, 2014 at 9:11pm

Chemistry
A frozen dinner contains 1.5 g of fat, 14 g of carbohydrates, and 11 g of protein. How much energy is contained in this meal? Food energy Carbohydrate 4kcal/g Fat 9kcal/g protein 4kcal/g
Thursday, September 11, 2014 at 9:10pm

Chemistry
If 155 J of energy is added to 18.5 g of silver, how much will the temperature rise? Silver Specific Heat= (0.235J/g deg C)
Thursday, September 11, 2014 at 9:08pm

Chemistry
If we heat a 10 g sample of gold and a 10 g sample of iron with 50 kJ of energy each, which will have the greatest change in temperature? gold specific heat= 0.129J/g degC) iron specific heat = (0.452 J/g degC)
Thursday, September 11, 2014 at 9:05pm

Chemistry
Complete each calculation. Express your answer to the correct number of significant digits. a)4.02mL + 3.76mL +0.95mL b)(2.7 x 10^2m) x (4.23 x 10^2m) c)5092kg divided by 23L d) 2-6.3 + 6-7 e)(6.853 x 10^3L) + (5.40 x 10^3mL) f)(572.3g + 794.1g) divided (24mL + 52mL) My ...
Thursday, September 11, 2014 at 8:17pm

chemistry :)
Write the formula for the polyatomic ion in NaNO 3. Write the formula for the polyatomic ion in Ag2CO3. Write the formula for the polyatomic ion in NaHCO3. Write the formula for the polyatomic ion in BaSO4
Thursday, September 11, 2014 at 8:04pm

college chemistry
Express the concentration of a 0.0620M aqueous solution of fluoride, F-, in mass percentage and in parts per million. assume the density of the solution is 1.00g/mL.
Thursday, September 11, 2014 at 7:29pm

chemistry
which of the following is true regarding the transition elements? A. Multiple oxidation states resulting from the involvement of d electrons in bonding is a characteristic of transition elements. B. Most transition elements have lower melting and boiling points than the main ...
Thursday, September 11, 2014 at 5:12pm

chemistry
If you have 0.833g of copper(II) sulfate, how many moles doo you have?
Thursday, September 11, 2014 at 2:08pm

CHEMISTRY
What is difference between equivalence point and end point in the titration ?
Thursday, September 11, 2014 at 11:28am

CHEMISTRY
What indicator is better in the following titrations : 1) strong acid/strong base a) methyl red (4.4 - 6.2 ) b) bromophenol blue (6.2 - 7.6 ) 2) strong acid/weak base a) methyl orange (3.1 - 4.4 ) b) bromophenol blue (3.0 - 4.6 ) 3) weak acid/strong a) phenolphthalein (8.0 - ...
Thursday, September 11, 2014 at 11:25am

CHEMISTRY
Determine the solvent and solute in the following : a) carat 14 gold b) gaseous drinking ( pepsi for ex.)
Thursday, September 11, 2014 at 11:18am

CHEMISTRY
Classify these mixtures to homogeneous and heterogeneous a) orange juice b) tap water ( home water )
Thursday, September 11, 2014 at 11:14am

Chemistry
If there are 0.625 g of NaCl left in a beaker that originally contained 75.0 mL of saltwater, what must have been the molar concentration of the original solution? The molar mass of NaCl is 58.44 g/mol.
Thursday, September 11, 2014 at 10:54am

chemistry
mercury has a specific gravity of 13.6.How many mL OF mercury have a mass of 0.35kg.
Thursday, September 11, 2014 at 9:44am

chemistry
Calculate the ÄHvap , in kJ/mol, for ethanol, given that the vapor pressure at 45.0°C is 155.0 torr. The normal boiling point of ethanol is 78°C. Express your answer to two decimal places.
Thursday, September 11, 2014 at 9:29am

Chemistry please help
104 ml of ethene, C2H4 is burned in 408 ml of oxygen, producing carbon dioxide and some liquid water. Some oxygen remain unreacted. Calculate the volume of carbon dioxide produced and the volume of oxygen remaining
Thursday, September 11, 2014 at 7:06am

Chemistry - dilutions
The concentration of stain in the bottle was 5% and you added 100 microliters of it to 9.9ml of a buffer to make a working dilution of stain. You then combined 10 microliters of that diluted stain with 40 microliters of your diluted cells and put a few microliters of that ...
Thursday, September 11, 2014 at 2:18am

Chemistry
the current U.S. penny is only 2.5% copper the remaining portion is zinc. Given the density of copper as 8.94 g/cm and the density of zinc is 6.57 g/cm, calculate the density of a penny.
Thursday, September 11, 2014 at 12:23am

chemistry
If there are 0.561 g of NaCl left in a beaker that originally contained 75.0 mL of saltwater, what must have been the molar concentration of the original solution? The molar mass of NaCl is 58.44 g/mol. Give your answer to 3 decimal places
Wednesday, September 10, 2014 at 9:09pm

Chemistry
If the methane contained in 3.50L of a saturated solution at 25 ∘C was extracted and placed under STP conditions, what volume would it occupy? Solubility of methane is 1.3 millimolar
Wednesday, September 10, 2014 at 8:45pm

chemistry
a) Tetraphosphorus (P4), commonly known as white phosphorus, forms different compounds with chlorine (Cl2) depending on the amount of chlorine present. If chlorine is limited, phosphorus trichloride (PCl3) is formed. If there is an excess of chlorine, phosphorus pentachloride...
Wednesday, September 10, 2014 at 8:02pm

chemistry
A system initially contains 0.100 mol each of the three species sealed in a 10.0 L container. The temp was raised to a temp where the equilibrium constant Kc, is 12.6 for PCl3(g) + Cl2(g)--> <-- PCl5(g) Calculate the equilibrium concentration of all species.
Wednesday, September 10, 2014 at 7:33pm

chemistry
A system initially contains 0.100 mol each of the three species sealed in a 10.0 L container. The temp was raised to a temp where the equilibrium constant Kc, is 12.6 for PCl3(g) + Cl2(g)--> <-- PCl5(g) Calculate the equilibrium concentration of all species.
Wednesday, September 10, 2014 at 7:29pm

Chemistry
a) Tetraphosphorus (P4), commonly known as white phosphorus, forms different compounds with chlorine (Cl2) depending on the amount of chlorine present. If chlorine is limited, phosphorus trichloride (PCl3) is formed. If there is an excess of chlorine, phosphorus pentachloride...
Wednesday, September 10, 2014 at 7:27pm

chemistry
A room contains 47kg of air. How many kilowatt-hours of energy are necessary to heat the air in the house from 7∘C to 26∘C? The heat capacity of air is 1.03 J/g∘C
Wednesday, September 10, 2014 at 7:06pm

chemistry
Calculate the final temperature of 34mL of ethanol initially at 13∘C upon absorption of 938J of heat. (density of ethanol =0.789 g/mL)
Wednesday, September 10, 2014 at 7:04pm

Chemistry
a) Tetraphosphorus (P4), commonly known as white phosphorus, forms different compounds with chlorine (Cl2) depending on the amount of chlorine present. If chlorine is limited, phosphorus trichloride (PCl3) is formed. If there is an excess of chlorine, phosphorus pentachloride...
Wednesday, September 10, 2014 at 6:15pm

Chemistry
a) Tetraphosphorus (P4), commonly known as white phosphorus, forms different compounds with chlorine (Cl2) depending on the amount of chlorine present. If chlorine is limited, phosphorus trichloride (PCl3) is formed. If there is an excess of chlorine, phosphorus pentachloride...
Wednesday, September 10, 2014 at 6:08pm

chemistry
Calculate the equilibrium concentrations of all three substances. Kc=1.7e-3 Q=3.6e-3 [NO]=0.0015 mol/L [O2]=0.025 mol/L [N2]=0.025 mol/L I cannot figure out the concentration for NO...please help! thank you!
Wednesday, September 10, 2014 at 5:39pm

chemistry
A 14.0 kg sample of lead is measured out at 4 degrees celcius what is the specific gravity of lead?
Wednesday, September 10, 2014 at 5:06pm

Chemistry
1. Imagine that you work at a company that prepares chemical solutions. You are asked to label a solution to sell to different customers. One customer is a hospital, another is a chemistry lab at a university, and a third is a physics lab at a university. You added 900 kg of ...
Wednesday, September 10, 2014 at 4:13pm

chemistry
2. A researcher is often required to prepare solutions in the lab. Typically, a lab provides a concentrated solution. This solution must be diluted to the proper concentration. Hydrochloric acid is a common stock solution that is typically purchased at 37.0% HCl concentration...
Wednesday, September 10, 2014 at 2:03pm

Chemistry
Why Mg2+ ion has smaller radius than Mg atom?
Wednesday, September 10, 2014 at 8:35am

chemistry
For the electrolysis of molten potassium bromide: (a) write the equation for the reaction at cathode. (b) write the equation for the reaction at anode. (c) write the equation for the overall reaction.
Wednesday, September 10, 2014 at 4:36am

chemistry
Calculate the volume of fuel needed for a flight if the jet fuel has a density of 0.803kg/L.First use dimensional analysis to convert liter to grams.Then substract to find how many kilograms need to be added.then convert this mass into liters,This is a dimensionalanalysis ...
Tuesday, September 9, 2014 at 10:02pm

Chemistry
Can you help me understand how to review the math definition... what "percentage" means. I need to know what the total mass of the mixture of 42 grams of apples and 96 grams of oranges. ANd what is the percentage of mass the apples are? Thank you.
Tuesday, September 9, 2014 at 9:48pm

Chemistry
What are the orbital used in the formation of [COCL4]^2- ?explain this..
Tuesday, September 9, 2014 at 9:23pm

chemistry
at 17.9 degrees celsus ethyl ether has a vapor pressure of 400 torr. What is the mole fraction of ethly ether in a solution which has a vapor pressure of 380 torr, if the solute is non-volatile at 17.9 degrees celsus?
Tuesday, September 9, 2014 at 7:37pm

chemistry
Calculate the volume of fuel needed for a flight if the jet fuel has a density of 0.803kg/L.First use dimensional analysis to convert liter to grams.Then substract to find how many kilograms need to be added.then convert this mass into liters
Tuesday, September 9, 2014 at 5:31pm

chemistry
what is the mass of oxygen in a 5.6 g sample of Al(NO3)3.
Tuesday, September 9, 2014 at 5:30pm

Chemistry, HELP!!
Write out a balanced equation for reaction of solid zinc with hydrochloric acid (HCl(aq)). Indicate all states of matter in your equation.
Tuesday, September 9, 2014 at 4:07pm

chemistry
Use chemical formulas to generate the stoichiometric factor needed to express the results of a gravimetric analysis in terms of the substance on the left if the weighting form is the substance on the right: Sought Weighted I Mg Mg2P2O7 II UO2 U3O6
Tuesday, September 9, 2014 at 12:26pm

chemistry
Calculate the solubility of barium iodate in a solution that results when 100 ml of 0.014 M barium chloride are mixed with 100 ml of 0.03 M potassium iodate.
Tuesday, September 9, 2014 at 12:24pm

chemistry
What is the minimum silver ion concentration required to initiate the precipitate of silver bromate from 0.01 M potassium bromate
Tuesday, September 9, 2014 at 12:22pm

chemistry
Please can i have a list of adaptive features of terrestrial plants. Please
Tuesday, September 9, 2014 at 8:49am

chemistry
A 21.8603 g sample of impure magnesium carbonate was heated to complete decomposition according to the equation MgCO3(s) → MgO(s) + CO2(g). After the reaction was complete, the solid residue (consisting of MgO and the original impurities) had a mass of 18.7358 g. ...
Tuesday, September 9, 2014 at 1:29am

Chemistry
1.630 g of iron ore is dissolved in an acidic solution. This solution is titrated to a pink endpoint with 27.15 mL of a 0.020 M KMnO4 solution. a. How many moles of MnO4- ions were consumed? b. How many moles of Fe2+ were in the iron ore sample? c. What is the percent of iron ...
Monday, September 8, 2014 at 11:31pm

Chemistry
Ca(OH)2 + SO2 ----> CaSO3 + H2O Assuming that this process is only 80 % efficient, how much Ca(OH)2 would be required to remove 1000 grams of SO2?
Monday, September 8, 2014 at 11:28pm

chemistry
The specific heat of a certain type of metal is 0.128 J/(g·°C). What is the final temperature if 305 J of heat is added to 57.2 g of this metal initially at 20.0 °C?
Monday, September 8, 2014 at 10:28pm

Chemistry help
I need help on these last three problems. -do the following problems and express your answer in correct scientific notation.- 1. (10x10^6)/(2x10^2) 2. (9x10^-4)/(2x10^3) 3. (4x10^5)(7x10^-3)/(1.4x10^-6)
Monday, September 8, 2014 at 9:50pm

chemistry
The radius of a strontium atom is 215 pm. How many strontium atoms would have to be laid side by side to span a distance of 4.47 mm?
Monday, September 8, 2014 at 6:58pm

Chemistry
The standard free energy of activation of a reaction A is 73.4 kJ mol–1 (17.5 kcal mol–1) at 298 K. Reaction B is one million times faster than reaction A at the same temperature. The products of each reaction are 10.0 kJ mol–1 (2.39 kcal mol–1) more stable...
Monday, September 8, 2014 at 6:00pm

Chemistry
A reaction has a standard free-energy change of –12.40 kJ mol–1 (–2.964 kcal mol–1). Calculate the equilibrium constant for the reaction at 25 °C.
Monday, September 8, 2014 at 5:58pm

chemistry
You have a metal tank containing 74.0 moles of nitrogen gas at a pressure of 15.0 atm. If the pressure is measured at a temperature of 25.0 °C, then the volume of the tank must be ___ liters. (Round your answer to one decimal place and do not include units with the number.)
Monday, September 8, 2014 at 5:36pm

Chemistry
Name the property that each change depends on. Then classify the property as either chemical or physical. a) You separate a mixture of gravel and road salt by adding water to it b) Carbon dioxide gas freezes at a temperature of -78C
Monday, September 8, 2014 at 4:39pm

Chemistry 2
Pure nitrosyl bromide, NOBr at 0.762 M is placed into a sealed vessel and heated up to 400 K. When the system reaches equilibrium, it is found that 65.1% of the nitrosyl bromide has decomposed to nitrogen monoxide and bromine. Determine Kc for this reaction at 400 K: 2 NOBr(g...
Monday, September 8, 2014 at 4:05pm

Organic Chemistry
Rank the given compounds based on their relative Brønsted acidities. H-CH3 H-OH H-Cl H-F H-NH2
Monday, September 8, 2014 at 3:40pm

chemistry
at a temperature of 5 celsius, 21.5 mg of a non electrolyte is dissolved in enough water to make a 150.0 ml solution. the osmotic pressure of the solution is 0.200 atm. what is the molar mass of the substance dissolved
Monday, September 8, 2014 at 12:05pm

CHEMISTRY
lABEL THE VARIABLES IN THE EQUEATION BELOW WITH THE CORRECT UNIT RATE=k(A) UNITS: S-1, M, M-2 S-1, M.S-1, M.S, M-1S-1 WHAT IS RATE WHAT IS K WHAT IS A
Monday, September 8, 2014 at 4:51am

CHEMISTRY
LABLE THE VARIABLES IN THE EQUATION BELOW WITH THE CORRECT UNITS RATE=k(a)(b) UNITS M-2S-1, M, M.S-1, M-1S-1, S-1, M.S WHAT IS K WHAT IS A WHAT IS B
Monday, September 8, 2014 at 4:46am

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