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January 28, 2015

Search: If 1.25 grams of water is enclosed in a 1.5 L container, will any liquid be present? If so, what mass of liquid

Number of results: 51,458

chemistry
what mass of AgNO3 can be dissolved in 250 grams of water at 20 degrees C?
May 19, 2009 by Anonymous

chemistry
how do you calculate the mass of water that will be produced when 5.0 grams of H2 is reacted with excess O2?
March 27, 2011 by megan

Chemistry
What mass of NaCl can be dissolved in 7.50 X 10 (to the 2nd)grams of water at 25 degrees C?
May 3, 2011 by Nick

Chemistry
Calculate the mass of water that will be produced when 5.0 grams of H2 is reacted with excess O2.
March 30, 2013 by Karen

Chemistry
Calculate the mass of water that will be produced when 5.0 grams of H2 is reacted with excess O2.
March 30, 2013 by Karen

CHemistry
CH4(g) + CO2(g) <--> 2CO(g) + 2H2(g) Kp = 4.5 x 10^2 at 825 K An 85.0 L reaction container initially contains 22.3 kg of CH4 and 55.4 kg of CO2 at 825 K. Assuming ideal gas behavior, calculate the mass of H2 present in the reaction mixture at equilibrium.
March 18, 2010 by Krysten

Maths
There were 3 glasses containing the same volume of liquid. Mr Lee poured 210 ml of the liquid from Glass A into Glass C, and 150 ml of the liquid from Glass B into Glass C. In the end, the ratio of the volume of liquid in Glass A to the volume of liquid in Glass B was 3:8. A...
September 30, 2012 by Zayn

Check my answers?--SCIENCE
1. What is true about X-rays and microwaves? a. X-rays have greater speed than microwaves. b. X-rays have greater amplitude than microwaves. c. X-rays have greater frequency than microwaves. d. X-rays have greater wavelength than microwaves. 2. The wavelength of a longitudinal...
March 6, 2014 by Natilie

chemistry !
a 135-g sample of sea water is evaporated to dryness, leaving 4.73 g of solid residue (the salts formerly dissolved in the seawater). calculate the mass percent of solute present in the original sea water. please help I need to pass this test. thank you thank you forever!!!!!
March 4, 2013 by Eleanor

chemistry
A solution was made by dissolving 62.07 grams of a compound in 500.0 g of water. The compound was not ionic. The freezing point of the solution was measured and found to be 1.86oC. Using the Kf value in your textbook , the molar mass of this compound can be calculated to be ...
February 5, 2012 by Anna King

Maths
Mrs.Lee poured 400 ml of water in a rectangular container with a square base.The square base's area is 40 cm2.What is the height of the container?
September 2, 2012 by XL

math
bob has a container with a capacity of 12 quart. He want to express this capacity in gallon. write a proportion to find the number of gallons of water bob container can hold
December 18, 2013 by Anonymous

thermodynamics?
calculate the number of grams of glycerol, C3H5(OH)3 (MW=92.1 g/mol), that must be dissolved in 520 grams of water to raise the boiling point to 102.00 degrees Celsius. this whole chapter really lost me. delta T = Kb*molality delta T = 2 degrees. Kb = boiling point elevation ...
April 21, 2007 by chris

math
a container has volume 1m cubed the lenght of the container is 200cm. list all the possible dimensions of the container. each dimension is whole number of cm.
February 22, 2011 by erick

Physics
I got part a and b, but not c. We are trying to find delta T in part c, but I'm still confused on where to start even with the help. (a) An iron block of the mass 1.2 kg is suspended on a spring of the spring constant 140 N/m, and merged into a vessel with 5 liters of water. ...
December 3, 2010 by Susan

chemistry
what is the final temperature of amixture containning 25 grams of ice at -20 degree celciusadded to water at room temperature 22oC mass of water is 50g followed the steps given by you but not getting the answer (0degree celsius)
May 12, 2014 by treasa

math
one container has 38 gal in it, it fills at 5 gph . the other container has 30 gal in it, it is filling at 7 gph. when will they have the same amount of water in each?
March 26, 2014 by me

Science--Check My Answers?
1. What is true about X-rays and microwaves? a. X-rays have greater speed than microwaves. b. X-rays have greater amplitude than microwaves. c. X-rays have greater frequency than microwaves. d. X-rays have greater wavelength than microwaves. 2. The wavelength of a longitudinal...
March 6, 2014 by Natilie

Gen chemistry
In liquid propanol, CH3CH2CH2OH which intermolecular forces are present? a)Only dispersion and dipole-dipole forces are present. b)Dispersion, hydrogen bonding and dipole-dipole forces are present. c)Only hydrogen bonding forces are present. d)Only dipole-dipole and ion-dipole...
April 19, 2010 by ada

chemisty
determine the molarity of each of the ions present in the following aqueous salt solutions (assume 100% ionization) 1.25 M CuBr2 how many grams of each ion would be present in 100mL of each solutions.
December 17, 2014 by Anonymous

Chemistrt
How many grams in 4.00 moles of Fe2O3? Answer 4 Moles Mass = 159.7 grams 4 X 159.7/1 = 6.388 or 6.39 grams. How do you get 6.39X102grams? Fe is +2 and O is 2. you have 2-Fe and 3-O why would this not be 6.39X10-2 grams
December 6, 2009 by Paul

Chemistry
How many atoms of mercury are present in 5.4 cubic cm of liquid mercury? The density of mercury is 13.55g/cc. mass Hg = volume x density Then convert to moles. Then remember there are 6.022E23 atoms for every mole. I still don't get how to do this! HELP ME!!!
October 27, 2010 by Jessica

Chemistry
1.) A convenient method of determining the volume of a container of irregular shape is to fill it with a liquid of known density and measure the mass. An empty Erlenmeyer flask marked "10 mL" weighs 26.3251 g. When filled with mercury, with density = 13.5340 g/mL (at 25.0 C), ...
September 10, 2012 by Amy

Chemistry
A 67gr mass of solid iron is heated by a flame until the temp of the iron equals the temp of the flame. The solid iron is then dropped into 250gr of liquid water at 26 degrees C. After 5 mins, the iron and the water are both at 47 degrees C. Specific heat: Iron- .451 Water- 4.184
March 30, 2009 by Lacey

Chemistry
When normal atmospheric conditions are present, water is constantly being cycled between liquid and gaseous states by which of the following pairs of processes? A. Turgor pressure and filtration B. Melting point and condensation C. Evaporation and condensation D. Filtration ...
July 27, 2014 by J

Phys. Science
I have to create a 5-layer density column, using liquids that are not flammable or chemicals, so basically you have to be able to eat or drink it to use it in the column. I only have three layers so far: water, vegetable oil, and corn syrup. Obtain a clear plastic container ...
September 17, 2006 by Jana

metric system
does 1 liter = 1 kg? If the liquid is H2O, yes. To convert volume to mass, you need to know the density. They are not the same thing. Volume = Mass/Density and the volume you're talking about is in liters? 1 mL = 1cm (for water) so convert it to figure it out :) ?
December 17, 2006 by Jan

chemistry
3. When a mixture of 10.0 grams of acetylene (C2H2) and 10.0 grams of oxygen (O2) is ignited, the resulting combustion reaction produces CO2 and H2O. A) Write a balanced equation for this reaction. B) What is the limiting reactant? C) How many grams of C2, H2, O2, CO2, and H2O...
May 14, 2013 by tra

Chemistry
How might one separate a mixture of water and salt? A solution of water and salt may be separated, if you don't want the water, by allowing the water to evaporate which will leave the salt crystals behind. If you want the water AND the salt, you may separate them by ...
September 9, 2006 by Dave

physics
the mass of a stone is 15.0g when completely immersed in water and 10.0g when completely immersed in a liquid of relative density 2.0. what is the mass of the stone in air
October 21, 2014 by dada

PHYSICS!
0.115 kg of water at 81.0o C is poured into an insulated cup containing 0.220 kg of ice initally at 0o. Calculate the mass of liquid when the system reaches thermal equilibrium.
November 10, 2012 by Emma

biology
1 2 sentences why each of the following unique properties of water is important to living things Water is the universal solvent: Water is less dense as a solid than as a liquid Water molecules are attracted to one another (cohesion) Water molecules are attracted to other ...
November 20, 2013 by anonymous

Science
1. The surface tension in a cup of water is caused by ____. (1 point)attractive forces between the water and its container attractive forces between water molecules adhesive forces between water molecules adhesive forces between the water and its container 2. The measure of ...
April 11, 2012 by jhai9

Chemistry 2
If 1.0 mL of an unknown liquid was added to a flask instead of 6mL, would that change the calculated molar mass of the unknown liquid?
June 24, 2013 by Angela

Chemistry 2
If 1.0 mL of an unknown liquid was added to a flask instead of 6mL, would that change the calculated molar mass of the unknown liquid?
June 24, 2013 by Angela

Chemistry 2
If 1.0 mL of an unknown liquid was added to a flask instead of 6mL, would that change the calculated molar mass of the unknown liquid?
June 24, 2013 by Angela

Physics
Suppose you put a 100 W light bulb in a container of water and use it to heat the water. How long would it take to raise the temperature of a gallon of water at 25 C to 90C? Please explain!
December 11, 2012 by Kpang

chemistry
Compute the vapor pressure of water above a solution formed by dissolving 25.00 grams of magnesium sulfate, MgSO4 (MM=120.3) in 95.00 grams of water at 338K. The vapor pressure of pure water at 338K is 188.0 torr.
February 23, 2009 by Aimee

chemistry
A solution is prepared by dissolving 104.1 grams of barium chloride, BaCl2 in 1000. grams of water? What is the boiling point of this solution? [The boiling point elevation constant for water is 0.52C/mole solute in 1000g of water]
October 30, 2014 by Natalya

sCIENCE PLZZZZZZZZ HELP
1. The surface tension in a cup of water is caused by ____. (1 point)attractive forces between the water and its container attractive forces between water molecules adhesive forces between water molecules adhesive forces between the water and its container 2. The measure of ...
April 11, 2012 by jhai9

Physics 11
I need help on this question 79 g of water at 95 degree Celsius were added to tap water at 22 degree Celsius, and the Temperature of the mixture after all thermal energy transfer ended at 36 degree Celsius. What was the mass of the tap water? (teacher's answer key : 412 grams...
November 16, 2009 by Andrew

Chemistry
Calculate the osmotic pressure of this solution. 18..6 grams of solute with molecular mass of 8940 grams are dissolved in enough water to make 1.00 dm3 of solution at 25 celsius. What is the osmotic pressure of the solution?
November 22, 2010 by Jose Reyes

chemistry
Thimerosal is an organic compound (gram molecular mass = 404.8 g/mol) used to inhibit bacterial growth. A .100%solution of thimerosal is sometimes used as an antiseptic. Assume that this solution has a density of 1.00 g/mL. A. how many grams of thimerosal are found in .500 g ...
April 7, 2013 by Tyler

chem
For the following reaction, 31.1 grams of diphosphorus pentoxide are allowed to react with with 10.2 grams of water. diphosphorus pentoxide (s) + water (l)>>> phosphoric acid (aq) What is the maximum amount of phosphoric acid that can be formed in grams? What is the ...
May 15, 2011 by moose

Chemistry
When the Kelvin temperature of an enclosed gas doubles, the particles of the gas ____. a) strike the walls of the container with less force b) move faster c) decrease in volume d) decrease in average kinetic energy
April 14, 2010 by Megan

Chemisty
How many GRAMS of sulfur are present in 1.53 moles of sulfur dichloride ? grams. 2. How many MOLES of chlorine are present in 3.61 grams of sulfur dichloride ? moles.
February 7, 2012 by love

chemistry
the relative humidity in a room is 65%. assuming ideal gas behavior. what mass of water vapor is in the air at 25 degrees celsius if the room measures 4m 4m 3m? the vapor pressure of liquid water is 23.8 torr at 25 degrees celsius
November 1, 2011 by miky

Chemistry 130
Will someone help me by letting me know if I did these correct, or if there the correct answers? Thanks! 2 (10). If two moles of hydrogen gas (H2) react in the following equation, how many moles of H2O will be formed? 2H2 + O2 2H2O a. 2 moles b. 4 moles c. 1 mole d. 8 moles...
September 8, 2009 by Jessie

science
Will a plastic block that has sides that measure 9 cm and its mass is 19.2 grams float on water?
January 17, 2013 by eric

science
A substance has a mass of 12.5 grams and a volume of 9.8 ml.Will the object sink or float in water?
March 1, 2013 by marshall

biology need help
1 2 sentences why each of the following unique properties of water is important to living things Water is the universal solvent: Water is less dense as a solid than as a liquid Water molecules are attracted to one another (cohesion) Water molecules are attracted to other ...
November 20, 2013 by anonymous

chemistry
In the chemistry exp molar mass of a volatile liquid what will be the outcome if the hole in the aluminu foil was larger would it make the molar mass high or low. Or what will happen if yhr water vapors condensed under the aluminum foil before the final weighing
April 10, 2012 by tiffany

Physics
An iron block of the mass 1 kg is suspended on a spring of the spring constant 140 N/m, and merged into a vessel with 8 liters of water. The mass is displaced by 10 cm from its equilibrium position, and released. How much energy in J has been dissipated by the time the mass ...
December 3, 2010 by HelpPlease

Chemistry
Calculate the total heat (in Joules) needed to convert 1.602 x 101 grams of ice at -1.383oC to liquid water at 8.554 x 101oC. Melting point at 1 atm 0.0oC Cwater(s) = 2.09 J/goC Cwater(l) = 4.18 J/goC delta Hofus = 6.02 kJ/mol
January 12, 2015 by Devin

chemistry
even every air can be changed in to liquid at certain pressure and temperature, why our earth tend to change water at gaseous state to liquid state and by what conditions?
February 18, 2010 by karthika

Chemistry
How do you prepare 600.0mL of 0.48M Al(NO3)3*9H2O? Is this correct? 1. Measure out 71g of solution 2. Put approx. 300.0mL of water into container 3. Add the 71g of solution to the water and mix 4. Add more water until 600.0mL of solution is obtained 5. Mix Chemistry - ...
November 25, 2012 by Anon

physical science
An object in the shape of a cube has a mass of 375 grams and a side that measure 5.0 cm. Will this object float in water? Prove your answer by comparing the density of the cube to that of water.
April 15, 2009 by Kim

Chemistry
A student weighs out 15g of the hydrated salt KCl (this is KCl and water) and heats it till a constant mass of 12 grams remains. What percent of the salt was water?
December 1, 2014 by Anonymous

3rd homework
the water cycle lesson 2 how water changes and moves 1. ____________ water changes from a __________ to a _________________ 2. ____________ water changes from a _________ to a ________________ 3. _________________ Liquid water falls to the ground as _______________ * the water...
October 27, 2010 by choconcung

physics
Spaceman Spiff sits just outside the Milky Way galaxy with a cup of liquid Helium which is at approximately 4K (-269 0C). He has with him a small sphere made entirely of copper which is at a temperature of 219K (-54 0C). After a certain amount of time his copper sphere comes ...
April 27, 2010 by gian

chemisrty
Q4) Suppose you prepare 950 mL of a solution by dissolving 100 grams of NaCl in 900 mL of water. Assuming the density of pure water to be 1 g/mL, answer the following questions with regards to this solution: a) What is the mass percent of water in this solution? b) What is ...
January 16, 2012 by lyan

Chemistry
50 grams of water at 85C were passed through one side of a two-compartment heat exchanger. Sixty-five grams of 30C were passed through the other side. Both streams of water came out at 50C Calculate the amount of heat given up by the hot water and the amount absorbed by the...
March 13, 2013 by Sarcasticqueen

Chemistry
The average concentration of chloride ions (molar mass = 34.353) in seawater is 19.353 grams per kilogram. The maximum allowable concentration of chloride ion in drinking water is 250 ppm by mass. How many times as much chloride ion is there in seawater than the maximum amount...
January 22, 2015 by Alice

chemistry
if 10 grams of metal A changes the temperature of 10 grams of water from 21 C to 24 C and 10 grams of metal B changes the temperature of 10 grams of water from 22 C to 29 C, which metal has the lowest specific heat?
June 25, 2011 by Anonymous

physics
given that the total mass of the plasric cup,heater and thermometer is 350g, determine the heat capacity of liquid x. hetaer heater the liquid with 20W.
September 7, 2011 by kelly

physics.
discuss the different types of energies possessed by a flowing liquid.erive an expression for the total energy per unit mass of a flowing liquid.
December 18, 2012 by furqan

Chemistry
How many grams of NaCl are present in a 300 grams salt solution containing 9% NaCl ?
November 6, 2013 by Angelica

math
a cylindrical container has a base radius of 14cm and height 18cm. How many litres,correct to the nearest litre, of liquid can it hold. Take 22/7
August 3, 2011 by stella

physics
a stone of mass 30 grams is placed in a measuring cylinder containing some water. the reading of the water level increases from 50cm cubic to 60cm cubic. what is the density of te stone?
September 29, 2010 by chelsea

chemistry
Most community water supplies have 0.50 ppm of chlorine added for purification. What mass of chlorine must be added to 134.0 L of water to achieve this level? anwser grams
April 26, 2012 by john

Chemistry
Given that the solubility of sodium chloride is 36 grams per 100 grams of water. Which of the following solutions would be considered supersaturated? A. dissolve 5.8 moles of NaCl in 1 L of water B. dissolve 1.85 moles of NaCl in 300 ml of water C. dissolve 3.25 moles of NaCl ...
November 21, 2009 by Coug

Chemistry
Need help in AP chemistry on Equilibrium When heated, hydrogen sulfide gas decomposes according to the equation 2 H2S(g) ⇄ 2 H2(g) + S2(g) A 3.40 g sample of H2S(g) is introduced into an evacuated rigid 1.25 L container. The sealed container is heated to 483 K, and 3.72 ...
April 9, 2012 by Sam

Physics
Ice of mass 51.5 g at -10.2 C is added to 218 g of water at 13.5 C in a 111 g glass container of specific heat 0.200 cal/g-C at an initial temperature of 24.9 C. Find the final temperature of the system.
December 10, 2013 by BrandiB123456789

chemistry
A piece of solid carbon dioxide, with a mass of 7.4 g, is placed in a 4.0-L otherwise empty container at 27C. (a) What is the pressure in the container after all the carbon dioxide vaporizes? 1.0atm (b) If 7.4 g solid carbon dioxide were placed in the same container but it ...
November 1, 2010 by Mattie

physic
The amount of heat released when 100 grams of steam at 100 degrees Celsius is converted into liquid water at 100 degrees Celsius is ____ J.
March 26, 2011 by bode

physics
The amount of heat released when 100 grams of steam at 100 degrees Celsius is converted into liquid water at 100 degrees Celsius is ____ J.
July 22, 2012 by mikmi

chemistry
An ice cube with a mass of 40.0 g melts in water originally at 25.0 degree C. a. How much heat does the ice cube absorb from the water when it melts. Report the answer in calories, kilocalories, joules b. Calculate the number of grams of water that can be cooled to 0 degreeC ...
April 27, 2010 by kim

PHYSICS TEST !!
Hi! I have a physics test and need help with a few study questions...if you know which equations to use or how to solve any of these PLEASE tell me...thankyou! 1. One cubic meter of liquid air at standard temperature and pressure is about 900 kg. When this much liquid air ...
December 11, 2006 by anonymous

physics
A container of hot water at 80 deg C cools to 79 deg C in 15 seconds when it is placed in a room that is at 20 deg C. Use Newton's law of cooling to estimate the time it will take for the container to cool from 70 deg C to 69 deg C.
October 19, 2011 by Dave

physics
A container of hot water at 80 deg C cools to 79 deg C in 15 seconds when it is placed in a room that is at 20 deg C. Use Newtons law of cooling to estimate the time it will take for the container to cool from 70 deg C to 69 deg C.
October 19, 2011 by Dave

Chemistry
What mass of hydrogen peroxide must decompose to produce 0.77 grams of water(H2O)?
January 24, 2011 by Anonymous

Chemistry
How much water must be added to 24.0 grams of salt ot make a solution that is 12.0% by mass?
April 9, 2011 by Beth

Chemistry
5.0 grams of solid Ce2(SO4)3 was added to 100 mL of water. What is the total mass?
September 25, 2014 by Luc

chemistry
find the mass of water(H2O) needed to react with 150 grams of potassium(K)
October 27, 2014 by Teresa

chemistry
Suppose 50.0 grams of magnesium reacts with 71.0 grams of hydrochlorie acid according to the foloowing equation: Mg(s) + 2HCl(aq) -> MgCl2(s) + H2(g) 1) What is the maximum mass of magesium chloride that can be produced? Maximum mass of magnesium chloride 2) which is the ...
May 23, 2010 by Charile

Calc
A a conical container of radius 5ft and height 20ft is filled to a height of 18ft of a liquid weighing 50.6lb/ft^3. How much work will it take to pump the contents to the rim? How much work will it take to pump the liquid of a level of 2ft above the rim? So I got integral (50....
February 10, 2013 by Anonymous

math
Is a glass of water equal to 30 grams or 300 grams? More likely 300 grams. 30 grms would be nearly two tablespoons.
April 4, 2007 by dan

chem
what is a liquid solution and a gaseous solution? Do you intend to ask us to name a liquid solution and a gaseous solution. One example of a liquid solution is vinegar. It is acetic acid in water. That is a solution of two liquids. An example of a gaseous solution is air. ...
May 14, 2007 by revie

Chemistry
A mixture of nitrogen gas and hydrogen gas reacts in a closed container to form ammonia gas. The reaction ceases before either reactant is completely consumed. At this stage the container has 3.0 mol each of all three gases; nitrogen, hydrogen and ammonia. How many moles of ...
June 30, 2013 by megs

geometry
A rectangular container is 5 cm. wide and 12 cm. long and contains water to a depth of 7 cm. A stone is placed in the water and the water rises 1.7 cm. Find the volume of the stone.
August 6, 2012 by Anonymous

Chemisty
A 5 μL drop of compound X, a 7 μL drop of compound Y, and a 15 μL of compound Z are placed in a closed container with 5 mL water and 2.5 mL air. The system is equilibrated at 25C. Determine the fraction of the total X, Y, and Z mass associated with each of the ...
September 2, 2014 by Anonymous

Physics
A student drops two metallic objects into a 120 g steel container holding 150 g of water at 25C. One object is a 200 g cube of copper that is initially at 85C, and the other is a chunk of aluminum that is initially at 5C. To the surprise of the student, the water reaches a ...
November 18, 2012 by R

chem
A 4.1 L sealed bottle containing 0.25 g of liquid ethanol, C2H6O, is placed in a refrigerator and reaches equilibrium with its vapor at -11C. The vapor pressure of ethanol is 10 torr at -2.3C and 40 torr at 19C. (a) What mass of ethanol is present in the vapor?
November 14, 2010 by Anonymous

Chemistry
Which of the following statements are false regarding using a solid drying agent? (select all that apply) a) Water can be present due to isolation and/or purification conditions b) A good drying agent must be soluble in organic solvent c) One type of drying agent is sodium ...
September 26, 2011 by Rachel

chemistry
A microwave oven heats by radiating food with microwave radiation, which is absorbed by the food and converted to heat. Suppose an oven's radiation wavelength is 12.5 cm. A container with 200 mL of water was placed in the oven and heated. How many photons are required to heat ...
October 23, 2013 by Katie

Chemistry
The reaction of iron and water vapor results in an equilibrium reaction, 3 Fe(s) + 4 H2O(g) Fe3O4(s) + 4 H2(g) and an equilibrium constant of 4.6 at 850C. What is the concentration of Hydrogen present at equilibrium if the reaction is initiated with 28 g of H2O and excess...
October 28, 2014 by David

Chem
For the following reaction, 21.7 grams of diphosphorus pentoxide are allowed to react with with 13.1 grams of water. What is the maximum amount of phosphoric acid that can be formed in grams? What is the FORMULA for the limiting reagent? What amount of the excess reagent ...
May 15, 2011 by moose

6th grade Science
Alberto has a balloon filled with a liquid. the balloon contains 750mL of the liquid and has a mass of 2000 g. What is the liquids density in g/mL? and i have to round the answer to the nearest 0.1 g/mL
September 14, 2008 by He

Chemistry
A sample of steam with a mass of 0.552 g and at a temperature of 100 C condenses into an insulated container holding 4.45 g of water at 7.0 C. Assuming that no heat is lost to the surroundings, what will be the final temperature of the mixture?
January 19, 2010 by eddie

chemistry
A sample of steam with a mass of 0.552 and at a temperature of 100 condenses into an insulated container holding 4.35 of water at 6.0. Assuming that no heat is lost to the surroundings, what will be the final temperature of the mixture?
January 29, 2012 by amy

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