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July 30, 2014

Search: chemisrty - ICE CHART DEPOSTION

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chemisrty - ICE CHART DEPOSTION
How do i fill out an ICE chart when iam only given an initial concentration of one reactants and an equilibrium of another reaction? inital 0.045 HNO2(aq) Equilibrium 0.0043 H3O+(aq) NO2(aq) - no information my first thought was to sqaure root .0043 mol/l by 10 to find the ...
November 22, 2012 by Tara

chemisrty - ICE CHART DEPOSTION
How do i fill out an ICE chart when iam only given an initial concentration of one reactants and an equilibrium of another reaction? inital 0.045 HNO2(aq) Equilibrium 0.0043 H3O+(aq) NO2(aq) - no information my first thought was to sqaure root .0043 mol/l by 10 to find the ...
November 22, 2012 by Tara

science
At 472 deg C the reaction reaches equilibrium with the following composition: [H2]=7.38atm, [N2]=2.46atm, [NH3]=0.166atm. Into the equilibrium mixture 1.5 atm of N2 is introduced: a. Calculating Kp and Q, determine in which direction the reaction will proceed after addition of...
March 26, 2012 by kim

Chemistry Titration Lab
Calculate the theoretical pH after 2.50 mL and 9.50 mL of NaOH has been added in both the titration of HCl and of HC2H3O2. Given: Molarity of all chemicals are 0.1 M HCl and HC2H3O2 are 8ml prepared in 100ml water. Im guessing I need to make and ICE chart but I'm having ...
May 5, 2011 by Kim

Chemisrty
A 10.0 g sample of ice at -14.0C is mixed with 124.0 g of water at 81.0C. Calculate the final temperature of the mixture assuming no heat loss to the surroundings. The heat capacities of H2O(s) and H2O(l) are 2.08 and 4.18 J/gC, respectively, and the enthalpy of fusion for ...
December 9, 2012 by Nancy

Chemistry
how do you compensate for coefficents while using a BCA chart? I know that you have to while using an ICE chart by multiplying by 2 when the coefficient is 2 etc, so thats why I was wondering...
March 24, 2011 by Brad

stats
The Quality Assurance Department selected a sample of 12 printed circuit boards and tested them. The number of defects in each circuit board was 3, 3, 0, 5, 1, 1, 5, 6, 6, 2, 0, and 1. What kind of control chart should be constructed to monitor the process? A. Mean chart B. ...
November 11, 2011 by Tim

busi/stats
The Quality Assurance Department selected a sample of 12 printed circuit boards and tested them. The number of defects in each circuit board was 3, 3, 0, 5, 1, 1, 5, 6, 6, 2, 0, and 1. What kind of control chart should be constructed to monitor the process? A. Mean chart B. ...
November 22, 2011 by Tim

chemisrty
a 445 g sample of ice at -58 degrees celcious untill its temperature reaches -29 degrees celcius. find the change in heat content system
March 22, 2009 by daniel

math
a) Complete the chart below to compare y=-3(x+4)^2-2 to y=a[k(x-d)]n +c. b) Describe the effects of a, k, d and c on the original curve y=x^2. CHART (doing my best to make a chart) y=x^2 / y=-3x^2 / y=-3(x+4)^2-2 ------ / ------- / ------------- / / (-2,4...
November 27, 2013 by Miss K

chemistry
The equilibrium constant Kc for the reaction C <--> D + E is 7.90 * 10^-5. The initial composition of the reaction mixture is [C]=[D]=[E]=1.10*10^-3. What is the equilibrium concentrations of C, D, and E? C=? D=? E=? chemistry - DrBob222, Monday, November 5, 2012 at 12:...
November 5, 2012 by Brunette

chemistry
When you set up the ICE chart, are you supposed to bring the 0.05 to the product side to give you an equation of x^2 / x - 0.05?
July 12, 2010 by THOMAS

chemistry
what is this? i cant find it in my book or online and yet its on my ICE chart and have to fill out.......
November 25, 2012 by beta

Chemistry
Calculate the initial molarity of KNH2 and the molarities of K+, NH3, OH-, and H3O+ in an aqueous solution that contains 0.75 g of KNH2 in 0.255 L of solution. You may ignore the reaction of NH3 with water. I already found the initial molarity, but I am not sure how to find ...
February 23, 2010 by Trixie

college
The CIO of ABC Health Care wants you to develop an organizational chart for the HIM Department. The chart should portray the groups under each unit and any other staff that work within the various departments. Use the ABC Health Care HIM organizational chart with the list ...
August 20, 2010 by shardae

physics
There is a problem that asks if an ice cube is dropped into nitrogen (boiling point of nitrogen is 77K), how much nitrogen will evaporate? heat lost by ice = heat gained by nitrogen But by is the equation m(ice)*c(ice)*deltaT = m(nitrogen)*L(vaporation) ? Why isn't it m(ice)*c...
April 21, 2011 by Pegs

Economics
I'm supposed to use a price index for GDP chart to find the GPD deflator of 1983 how do i do that? To get the chart google nipa bea chart,click the first choice, and select tale 1.1.4
May 9, 2010 by Mark

chemistry
solve Ka for HX => H^+ + X^- given 0.1M LiX at pH=8.9 Chemistry - DrBob222, Tuesday, March 30, 2010 at 6:32pm LiX(aq) ==> Li^+(aq) + X^-(aq) X^- is a base and hydrolyzes in water to X^- + HOH ==> HX + OH^- Make an ICE chart and substitute into the following: Kb = (Kw...
March 30, 2010 by Larry

physics
Ice of mass 11.0 kg at 0.00 C is placed in an ice chest. The ice chest has 3.00 cm thick walls of thermal conductivity 1.00 10-5 kcal/s m C and a surface area of 1.25 m2. (a) How much heat must be absorbed by the ice before it melts? (b) If the outer surface of the ice ...
April 16, 2012 by Alex

Excel Help
To display items in a chart based on percentages, use a __________ chart. box pie cluster column Is the answer a box chart?
July 12, 2009 by Bryan

chemistry
solve Ka for HX => H^+ + X^- given 0.1M LiX at pH=8.9 Chemistry - DrBob222, Tuesday, March 30, 2010 at 6:32pm LiX(aq) ==> Li^+(aq) + X^-(aq) Question for DrBob222 - is the X^- value in the ICE calculations 0.1 from the initial LiX 0.1M? X^- is a base and hydrolyzes in ...
March 30, 2010 by Larry

science
which of the following is the best reason salt is sometimes spread on icy highways? 1) when a car drives on the ice, the firstion created between the salt and the ice produces heat that melts the ice. 2)when salt chemically reacts with the water, the heat produced melts the ...
May 12, 2010 by kayci

Physics
Suppose 100 g of water at 20C is poured over a 70-g cube of ice with a temperature of -8C. If all the ice melts, what is the final temperature of the water? If all of the ice does not melt, how much ice remains when the waterice mixture reaches equilibrium? I'm aware that ...
July 19, 2012 by James

chemistry- What does this symbol mean
if there is an E symbol with a slash through it on an ICE chart what does it stand for?
November 25, 2012 by Tara

chemistry- What does this symbol mean
if there is an E symbol with a slash through it on an ICE chart what does it stand for?
November 25, 2012 by Tara

Science
Which process could lead directly to the formation of pumice rock? 1 precipitation of minerals from evaporating seawater 2 metamorphism of unmelted rock material 3 depostion of quartz sand 4 explosion eruption of lava from a volcano
December 8, 2008 by Anonymous

Geology
How many calories would it take to transform 2 grams of ice at -12C to liquid water at 85C? How do u find the answere whats the math...and how do u use the chart?
November 11, 2010 by Bernadet

math
Look at the line chart shown in Figure A-4. This line chart illustrates the monthly sales for a company that sells music CDs. According to the chart, how many CDs were sold in the month of May?
September 23, 2010 by alisha s.

Physics/Excell
I have to do a chart with the following information but I cant get the chart to come out right does anyone know how. Im using a scattered xy chart. Information: Trail x units y units k=y/x 1. .041 A 4.0 V 2. .083 A 8.2 V 3. .127 A 12.3 V 4. .162 A 16.0 V 5. .200 A 21.0 V
October 27, 2007 by Dana

physics
A 40-g block of ice is cooled to −71C and is then added to 590 g of water in an 80-g copper calorimeter at a temperature of 27C. Determine the final temperature of the system consisting of the ice, water, and calorimeter. (If not all the ice melts, determine how much ...
April 6, 2012 by kevin

physics
A 40-g block of ice is cooled to −71C and is then added to 590 g of water in an 80-g copper calorimeter at a temperature of 27C. Determine the final temperature of the system consisting of the ice, water, and calorimeter. (If not all the ice melts, determine how much ...
April 11, 2012 by anthony

math
Mr. Cline needs 36 ice cubes for the science experiment. Eack ice tray makes 12 ice cubes. If he makes 4 ice trays, does he have enough ice cubes? Can you use an estimate to solve? Explain.
January 21, 2009 by Kim

Math
My son is struggling with ratios and Ploygons. The word problem is: Lydia wants to use a photocopier to increase the size of a small chart. The chart is 4 in. by 5 in. If she uses a scale factor of 5:11 will the chart fit on a 8 1/2 x 11 sheet of paper? Can some explain to me ...
January 28, 2013 by Zina

math
The pie chart shown in Figure A-6 illustrates the favorite foods of a selected group of fiveyear- old children. A total of 5,280 children were polled in order to construct this chart. According to the information provided in the chart, how many children chose pizza
March 28, 2013 by POP

chemistry
The pH of a solution prepared by mixing 50.0 mL of 0.125 M KOH and 50.0 mL of 0.125 M HCl is __________. i know the answer is 7.00, but im not sure how to solve it, do i create an ice chart?
November 23, 2010 by laney

Physics
A 2.5 kg block of ice at a temperature of 0C and an initial speed of 5.7 m/s slides across a level floor. If 3.3*10^5 J are required to melt 1.0 kg of ice, how much ice melts, assuming that the initial kinetic energy of the ice block id entirely converted to the ice's internal...
February 20, 2012 by Riley

chem class
The pH of a solution prepared by mixing 50.0 mL of 0.125 M KOH and 50.0 mL of 0.125 M HCl is __________. i know the answer is 7.00, but im not sure how to solve it, do i create an ice chart?
November 24, 2010 by laney

physics
A 2.6 kg block of ice at a temperature of 0.0C and an initial speed of 5.3 m/s slides across a level floor. If 3.3 105 J are required to melt 1.0 kg of ice, how much ice melts, assuming that the initial kinetic energy of the ice block is entirely converted to the ices ...
October 30, 2011 by Anonymous

physics
A woman finds the front windshield of her car covered with ice at -12.6C. The ice has a thickness of 4.80 10-4 m, and the windshield has an area of 1.25 m2. The density of ice is 917 kg/m3. How much heat is required to melt the ice?
April 14, 2008 by Jaime

Physics
Latent heat question: Your car's windshield is covered with a .58 cm thick layer of ice. The ice has an area of 1.6m^2. If the temperature of the ice is -2C, how much heat is required to melt all the ice?
December 1, 2010 by Anonymous

math
ice forms on a refrigerator ice box at the rate of (4-06t)g per minute after t minutes. if initially there were2g of ice, find the mass of ice formed in 5 minutes.
May 11, 2012 by chima

physics
A 63-kg ice-skater glides with a speed of 10 m/s toward a 14-kg sled at rest on the ice. The ice-skater reaches the sled and holds on to it. The ice-skater and the sled then continue sliding in the same direction in which the ice-skater was originally skating. What is the ...
March 30, 2011 by kevin

Physics - Radiation, Heat Transfer
10 sq meters of ice is floating in the Arctic Ocean in mid-Sept - 12 hours of darkness, 12 hours of diffuse sunlight at 50 watts/sq meter. Emissivity of ice = .97 temperature of the top of the ice = -20 C (253 K) Albedo of sea ice = .62 How much radiant energy is absorbed by ...
January 27, 2013 by Robert RACookPE1978

Science
1. Why is ice a faster surface for sleddikng than snow? a. Ice is flatter than snow. B. Ice is colder than snow. C. Ice provides less friction. D. Ice has less mass than snow. My answer- A
June 17, 2014 by dddd47906

physics
A 0.299-m-thick sheet of ice covers a lake. The air temperature at the ice surface is -15.0 C. In 4.90 minutes, the ice thickens by a small amount. Assume that no heat flows from the ground below into the water and that the added ice is very thin compared to 0.299 m. ...
April 18, 2012 by anonymous

physics
Suppose 300 g of water at 20C is poured over a 50-g cube of ice with a temperature of -6C. If all the ice melts, what is the final temperature of the water? If all of the ice does not melt, how much ice remains when the waterice mixture reaches equilibrium?
July 26, 2012 by lanre

Chemistry(Please respond)
Calculate the pH of an aqueous solution of 0.15 M potassium carbonate. I know that pH = -log(H30+) but I am not sure how to start this problem. Chemistry(Please help) - DrBob222, Saturday, April 14, 2012 at 11:09pm Hydrolyze the CO3^2-. CO3^- + HOH ==> HCO3^- + OH^- Do an ...
April 18, 2012 by Hannah

Geometry
Recal a graph, chart, or table that you used in previous courses to help present data more effectively. How did you create the graph, chart, or table? In what ways did creating the graph, chart, or table help convey your information?
January 21, 2008 by greatdanelola

Math 115 wk7
Recall a graph, chart, or table that you used in previous courses to help present data more effectively. How did you create the graph, chart, or table? In what ways did creating the graph, chart, or table help convey your information?
December 13, 2008 by Deb

chem - dry ice activity
when the dry ice is in the water it occasionally makes a popping sound. how can you explain that? I expect you are hearing the stress fractures of the dry ice crystals. The same thing happens when you take VERY cold ice cubes from the refrigerator, place them in a glass, then ...
April 22, 2007 by janis

Statistics
Construct the appropriate control chart for the observations listed below, using 3 sigma limits. Product Number - Number of defects 1 - 3 2 - 3 3 - 6 4 - 5 5 - 3 6 - 5 7 - 2 8 - 2 9 - 3 10 - 4 11 - 6 a. Determine the upper and lower control limits. b. Discuss the chart you ...
January 30, 2009 by Johnny

Physics
If a cup is half full of ice, how long will it take to melt the ice in a microwave oven (1000 W) set on high? Also, if you did the above but added 100ml of ice cold water to the ice would this change the results of melt time?
June 23, 2009 by Mary

pH
Determine the pH of each of the following solutions. 0.21 M KCHO2 0.19 M CH3NH3I 0.19 M KI I'm not sure how i should set up the ice chart, and what Ka I should be using for the solutions
March 24, 2010 by Kyle

chem
Calculate the solubility of magnesium hydroxide (Mg(OH)2), ksp=1.1x10^-11? i have done this problem so many times and keep getting it wrong, i know the answer is 1.4x10^-4 but how do i get there? i did an ice chart and tried doing the cube root but its wrong. help!
December 12, 2010 by jessie

math chart
Julia babysat for the family next door.Below are the hours she worked. Monday:4 hours Tuesday:2 and 1/2 hour Wednesday:1 hour Thursay:1 and 1/2 hour Friday: 3 hours how do i put this information on the chart.the chart looks like this: ________________________ 1 1 1 1 1 1 1 1 1...
May 2, 2012 by Celest

math
Which chart would be more effective a bar graph or pie chart?
September 19, 2009 by candy

CHEMISTRY
Hello, Can you please tell me how a fisher chart differs from a traditional chart?
November 10, 2010 by DAVID

Microsoft word,excel
The insert chart feature does not allow you to do what to a chart?
November 26, 2012 by Alison

chemistry
Calculate the pH at the point in the titration of 25.00 mL 0.108 M HNO2 at which 10.00 mL 0.162 M NaOH have been added. For HNO2, Ka=5.1 x 10^-4 and: HNO2 + OH- -----> H2O + NO2- I know that HNO2 is a weak acid and NaOH is a strong base. Help given to me so far from Dr. ...
October 4, 2011 by Holly

Chemistry Honors
Hello, Can you please tell me how a fisher chart differs from a traditional chart?
November 10, 2010 by DAVID

science
Given that Antarctica is roughly semicircular with a radius of 2000 km and has an average ice thickness of 3000 m. a) How many km3 of ice does Antarctica contain? b) Assuming all the ice melts, how much will this raise sea level (ignoring that the Earth has curvature and ...
February 12, 2012 by bibi meeble

computer graphics
A pie chart needs to be drawn to show the percentage of total marks obtained by students. suppose 8%of studentss got 90% and above ; 52% got 75%to805 ; and 30% got 60% to 75%and remaing otained below 60%mark. no one failed .write an algorithm to drraw the pie chart and the ...
July 14, 2011 by uday

Physic HELP!!!!
An ice skater moving at 10.0 m/s coast to a halt in 1.0 x 102 m on a smooth ice surface. What is the coefficient of friction between the ice and the skates?
October 26, 2008 by @-@

Chemistry
ALL ice melts at 0*C, but it requires MORE HEAT to melt 10g of ice than it would for 20g of ice. Why? I thought it was the opposite.
June 17, 2013 by Diana

Physics
A tank of water has been outdoors in cold weather, and a slab of ice 5.8 cm thick has formed on its surface (Fig. 18-46). The air above the ice is at -14C. Calculate the rate of formation of ice (in centimeters per hour) on the ice slab. Take the thermal conductivity of ice ...
January 12, 2012 by Bobby

Science
What is a circle graph? Is it a pie chart? yes, it is a pi chart
December 10, 2006 by Katie

physics
A 2.5 kg block of ice at a temperature of 0.0 degrees Celcius and an initial speed of 5.7 m/s slides across a level floor. If 3.3 x 10^5 J are required to melt 1.0 kg of ice, how much ice melts, assuming that the initial kinetic energy of the ice block is entirely converted to...
February 15, 2010 by mike

physics
An 8.56 kg block of ice at 0 degrees celsius is sliding on a rough horizontal icehouse floor (also at 0 degrees celsius) at 15.6 m/s. Assume that half of any heat generated goes into the floor and the rest goes into the ice. How much ice (in kg) has melted after the speed of ...
December 4, 2009 by AE

math
it says which tally chart shows the data used in the bar graph? then it shows pictures of graphs and in 1 it shows cakes, cookies, pie, and ice cream. the first 1 shows 30 tally marks 4 cakes 13 tally marks 4 cookies 10 tally marks 4 pie 23 tally marks 4 ice cream. and then it...
April 15, 2012 by Gabby ( 5 grade)

Chemistry - Melting Ice
The heat of fusion of ice is 6.00 kJ/mol. Find the number of photons of wavelength = 6.7810^−6 m that must be absorbed to melt 6.80 g of ice.
November 29, 2012 by Jayden

Math 157
The chart on the next page is an example of a quality control chart. Samples of parts and products are drawn from an assembly line and checked against engineering specifications. Write a short report describing the various features of the chart and the performance of the ...
May 28, 2010 by Jenna

Physics Needy Help
A tank of water has been outdoors in cold weather, and a slab of ice 5.8 cm thick has formed on its surface (Fig. 18-46). The air above the ice is at -14C. Calculate the rate of formation of ice (in centimeters per hour) on the ice slab. Take the thermal conductivity of ice ...
January 12, 2012 by Bobby

Chemistry
A 50.0 mL sample of 0.42 M benzoic acid, C6H5COOH, a weak monoprotic acid, is titrated with 0.40 M NaOH. Calculate the pH at the equivalence point. Ka of C6H5COOH = 6.5 10-5. I know I have to set up an ICE chart, but I keep getting the wrong answer
April 12, 2010 by Chem Confused

physics
The wattage of a commercial ice maker is 226 W and is the rate at which it does work. The ice maker operates just like a refrigerator and has a coefficient of performance of 3.90. The water going into the unit has a temperature of 15.0C, and the ice maker produces ice cubes ...
December 1, 2012 by angie

PHYSICS
The wattage of a commercial ice maker is 226 W and is the rate at which it does work. The ice maker operates just like a refrigerator and has a coefficient of performance of 3.90. The water going into the unit has a temperature of 15.0C, and the ice maker produces ice cubes ...
December 1, 2012 by ag

PHYSICS
The wattage of a commercial ice maker is 226 W and is the rate at which it does work. The ice maker operates just like a refrigerator and has a coefficient of performance of 3.90. The water going into the unit has a temperature of 15.0C, and the ice maker produces ice cubes ...
December 1, 2012 by HELP

Excel
You are trying to decide between flat or beveled columns for a chart you are creating within Excel 2007. What tool do you access to select each of these alternatives to see how they look? A. Styles gallery b. Chart gallery The book has the answer listed as "Chart Styles ...
January 5, 2012 by Billy

Physics
The question is: "A block of ice at 0oC is dropped from a height that causes it to completely melt upon impact. Assume that there is no air resistance and that all the energy goes into melting the ice. Show that the height necessary for this to occur is at least 34 km." I know...
September 23, 2009 by Ceres

Chemistry
I have another similar problem. I have calculated everything given (Correctly), but I can't seem to get the right pH for the stoichiometric point (I keep getting 7.16) Question: Suppose that 50.0 mL of 0.25 M CH3NH2(aq) is titrated with 0.35 M HCl(aq). Refer to table 1 and ...
March 12, 2010 by Val

science
Why do u think the vial of water in plain ice didn't freeze, bu the vial of water in salted ice did freeze?? People put salt on ice when they make ice cream. Why do they do that?
March 2, 2008 by Melony

Algebra 2
an ice cream store has 31 flavors of ice cream and 10 toppings. A regular sundae has one flavor of ice cream, one topping, and comes with or without whipped cream. How many different ice cream sundaes can be ordered? I'm thinking 310 but how do i figure it out
December 15, 2007 by Jon

chem
.You have an ice cube that is 150 g and is at a temperature of 0C. You drop the ice into water that is initially at 15C and the ice melts. As a result, the water cools of by exactly 1C to become 14C. How much water was there? In other words, what mass of water at 15C can ...
September 12, 2012 by chuck

Chemistry
3) You pour 240 mL of Coke into a glass, where the T of the beverage is at 10.5 *C. You then add one ice cube of 45g. Determine the final temperature and the amount of ice remaining, if any. So I know that there won't be any more ice left because they will reach thermal ...
May 9, 2012 by Robert

Chemistry
Find the pH of mixture of acids. 0.185 M in HCHO2 and 0.225 M in HC2H3O2 Im using an ice chart of weak acid and putting in strong acid in H+ initiAL concentration. I've done the problems many different ways but cannot seem to get the right answer help please? Answer is pH of 2...
February 26, 2012 by L.Bianchessi

physics
A uniform 2.00-m-long stick is raised at an angle of 30 to the horizontal above a sheet of ice. The bottom end of the stick rests on the ice. The stick is released from rest. The bottom end of the stick remains in contact with the ice at all times. How far will the bottom end...
April 1, 2010 by Sandhya

Calculus
A block of ice is exposed to heat in such a way that the block maintains a similar shape as it metls. The block of ice is initially 2' wide, 2 'high, and 3' long. If the change in the width of the ice is -1/3 ft/hr, find: the amount of time it will tak efor the block of the ...
February 7, 2012 by W

Algebra 2
An ice-cream parlor sells sundaes with 3 different types of ice-cream and 4 different toppings. They have 8 flavors of ice-cream and 10 toppings for their customers to chose from.what is the probability that a customer orders a sundae including chocolate and strawberry ice ...
May 24, 2012 by chels

Chemistry
If 1 mol of ice melts at its melting point of 273 K, the entropy change for the ice is 22.0 J/K. If the ice melts in someones hand at 34C, what is the change in the entropy of the universe? Assume a final temperature for the water of 0C. The enthalpy of fusion for ice is 6....
July 30, 2012 by Taylor

CHEMISTRY
If 1 mol of ice melts at its melting point of 273 K, the entropy change for the ice is 22.0 J/K. If the ice melts in someones hand at 34C, what is the change in the entropy of the universe? Assume a final temperature for the water of 0C. The enthalpy of fusion for ice is 6....
August 1, 2012 by MONICA

Algebra!
An ice cream parlor sells sundaes with 3 different type of ice cream and 4 different toppings. They have 8 flavors of ice cream and 10 toppings for their customers to choose from. What is the probability that a customer orders a sundae including vanilla ice cream and chocolate...
May 26, 2012 by OLIO :)

Chemistry - DrBob PLEASE
A glass of ice water was made by adding six 25 g ice cubes to one liter of water. If the water was initially 25C and the ice cubes were initially at -15C, what is the final temperature of the ice water? (I don't know how to get it.)
May 23, 2011 by Jessica

math
which Ice cream shop has the better buy? 1 pint of Ice Crean for 3.49 or 1/2 a gallon of Ice Cream for 13.85. show work
January 12, 2010 by Jordynn

physics
The formation of condensation on a glass of ice water causes the ice to melt faster than it would otherwise. If 8.00 g of condensation forms on a glass containing both water and 200 g of ice, how many grams of the ice will melt as a result? Assume no other heat transfer occurs.
April 27, 2014 by sara

U.S.History
i have a chart for rural and urban population in the U.S. my question is during what ten-year period did urban population first exceed rural population.. the chart shows the population for 1910-41,999 and in 1920-54,158 so from 1910-1920 it increased...now it says give one ...
February 18, 2009 by y912f

Physics
A speed skater moving across frictionless ice at 8.0 m/s hits a 5.7m-wide patch of rough ice. She slows steadily, then continues on at 6.5m/s. What is her acceleration on the rough ice?
August 27, 2012 by Carmen

physics
A speed skater moving across frictionless ice at 9.0 hits a 6.0 -wide patch of rough ice. She slows steadily, then continues on at 6.1 m/s. What is her acceleration on the rough ice?
September 11, 2012 by Kris

Physics
A speed skater moving across frictionless ice at 9.0 hits a 5.1 -wide patch of rough ice. She slows steadily, then continues on at 6.4 . What is her acceleration on the rough ice?
October 8, 2012 by Sabrina

physics
The Weistin Stamford Hotel in Detroit is 228 m tall. Suppose a piece of ice which initially has a temperature of o degrees celcius falls from the hotel roof and crashes to the ground. Assuming that 50% of the ices mechanical energy during the fall and collision is absorbed by ...
May 17, 2009 by bob

science
Which provides more cooling for a Styrofoam cooler, one with 10lb of ice at 0C or one with 10lb of ice water at 0C? Explain your reasoning. 10# ice requires heat to melt the ice + heat to heat the water after it melts. 10# ice water requires heat to heat the water. Which do ...
February 17, 2007 by patrick

Physics
density of ice 917 kg/m^3, density of sea water is 1025 kg/m^3, a piece of ice floating has a volume of 5.2 m^3, what is the weight of the heaviest bear the ice can support without sinking?
November 29, 2010 by Omar

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