Let's say I put a very hot 100o C, 41 g cube of aluminum in 71 ml water at room temperature (20o C). What is the temperature of the water after equilibrium occurs
16,232 results
chemistry
23. aluminum reacts with sulfuric acid to produce aluminum sulfate and hydrogen gas. how many grams of aluminum sulfate would be formed if 250g H2SO4 reacted with aluminum?

Chemistry
The density of aluminum is 2.70g/cm3. If a cube of aluminum weighs 13.5 grams whatis the length of the edge of the cube. I need help with the formula to figure this one out.

Algebra
Given: ΔABC, m∠1=m∠2, D∈ AC, BD = DC m∠BDC = 100º Find: m∠A m∠B, m∠C

chem
Suppose you have two 100mL graduated cylinders. In each cylinder there is 40.0mL of water. You also have two cubes: one is lead, and the other is aluminum. Each cube measures 2.0cm on each side. After you carefully lower each cube into the water of its

chemistry
an aluminum cylinder is 10.0 cm in length and has a radius of .25 cm. if the mass of a single atom of aluminum is 4.48X10^23 calculate the number of aluminum atoms present in the cylinder. the density of aluminum is 2.70 g/cm^3 Please answer quickly.

chemistry proofread
write the chemical equations for the following sentences a) Aluminum reacts with oxygen to produce aluminum oxide I put Al + O2 > 2Al2O3 b) Phosphoric acid, H3PO4, is produced through the reaction between tetraphosphorous decoxide and water I put

chemistry
Consider an iron cube and an aluminum cube. If the two cubes were at the same temperature, how would the average kinetic energy of the particles in iron compare with the average kinetic energy of the particles in aluminum?

science
A 2.4kg pile of aluminum(ρ = 2.70 g/cm3)cans is melted, then cooled into a solid cube. What is the volume of the cube?

Physics
Heat flow question help?A brass rod with a length of 30.0 cm is placed side by side with an aluminum rod with a length of 30.0 cm and this system is placed between a hot temperature of 100°C and a cold temperature of 10.0°C. The coefficient of thermal

Math
the number cube shown is rolled and the spinner shown is spun. find P(5 and blue). A. 4/6 B. 1/24*** C. 1/9 D. 1/16 *Btw the cube (or dice) has 6 sides and the numbers 16 and the spinner has 4 sides aka squares.. 2 yellow sqaures, 1 blue, and 1 green) The

Math
Jack has 99 hot dogs and 261 hot dog buns. He wants to put the same number of hot dogs and hot dog buns on each tray. What is the greatest number of trays Jack can use to accomplish this?

Physics
A cube of ice is taken from the freezer at 8.8°C and placed in a 103 g aluminum calorimeter filled with 321 g of water at room temperature of 20°C. The final situation is observed to be all water at 15°C. What was the mass of the ice cube? Could

Physics
A cube of solid aluminum has a volume of 1.00 m^3 at 20 degree C. What temperature change is required to produce a 100cm^3 increase in the volume of the cube? I know you are supposed to use: DeltaV=Beta*Vo*DeltaT. But I don't know what Beta is and the

science
an ice cube, a glass of cold water, and a swimming pool are each exposed to the same amount of sunlight on a hot day. after five minutes, the ice cube is melted and the cold drink is two degrees warmer, but the temperature of the swimming pool remains

chemistry
aluminum reacts with sulfuric acid to produce aluminum sulfate and hydrogen gas. how many grams of aluminum sulfate would be formed if 250g H2SO4 reacted with aluminum?

physics
A cube of ice is take from the freezer at 8.5C and placed in a 95g calorimeter aluminum cup containing 310g of water at 20degC. The final situation is observed to be all water at 17degC. What was the mass of the ice cube?

Physical Science
A 2.9kg pile of aluminum ( = 2.70 g/cm3) cans is melted, and then cooled into a solid cube. What is the volume of the cube? a. 931 cm3 b. 1074 cm3 c. 1365 cm3 d. 889 cm3 Thank you!

Math
Maya's school held an aluminum collection program in which they collected aluminum and brought it to be recycled. In the first week, Maya collected 4/20 lb of aluminum and her friend Abigail collected 7/8 lb. a. which girl collected more aluminum? b. how

Chemistry
Suppose you have two 100 graduated cylinders. In each cylinder there is 44.0 of water. You also have two cubes: One is lead, and the other is aluminum. Each cube measures 1.5 on each side. After you carefully lower each cube into the water of its own

HELP
A brass rod with a length of 10.0 cm is placed end to end with an aluminum rod with a length of 30.0 cm and this system is placed between a hot temperature of 100°C and a cold temperature of 10.0°C. The coefficient of thermal conductivities of the brass

Science
if an aluminum cube has a mass of 20g and the length of each side was 2 cm, between what two liquids would it float?

college physics
A cube of ice is taken from the freezer at 9.5 degree Celsius and placed in a 99 g aluminum calorimeter filled with 327 g of water at room temperature of 20.0 degree celsius. The final situation is observed to be all water at 17.0 degree Celsius. What was

physics
A cube of aluminum is 4cm on each side.find the mass of the cube. (Density of aluminum is 2.7g/cm3

Science
Sarah heated two cubes of aluminum to 50 degrees celsius. Cube B has a volume of two cubic centimeters. If the cubes do not touch each other, which of these statements is true? A. Cube A has a higher temperature than cube B. B. Cube B has a higher

Chemistry
Aluminum is more reactive than iron, yet it is used today for a variety of applications in which iron would corrode (cans, rain gutters,etc). The reason for the corrosion durability of aluminum is 1. all aluminum products are treated with a plastic

Chemistry
The temperature of 100.0g of water initially at 25.0 degrees C in a calorimeter increases to 30.0 degrees C after adding a 20.0g piece of hot aluminum. What was the temperature of the aluminum before adding it to water? The specific heat of water and

Physics
A cube of ice is taken from the freezer at 9.0°C and placed in a 71g aluminum calorimeter filled with 261g of water at room temperature of 20.0°C. The final situation is observed to be all water at 13.4°C. What was the mass of the ice cube (in grams)?

Chemistry Equation
Aluminum reacts with sulfuric acid to produce aluminum sulfate and hydrogen gas. How many grams of aluminum sulfate would be formed if 250 g H2SO4 completely reacted with aluminum?

chemistry
Suppose you have two 100{\rm mL} graduated cylinders. In each cylinder there is 58.5mL of water. You also have two cubes: One is lead, and the other is aluminum. Each cube measures 2.0cm on each side. After you carefully lower each cube into the water of

chemistry
the temperature of 100g of water initaially at 25 degrees celsius in a calorimeter increases to 30 degrees celsius after adding a 20g piece of hot aluminum. what was the temperature of the aluminum before adding it to water?

Physics
A cube of solid aluminum has a volume of 1.0m cube as 20degree C what temperature change is required to produce a 100 cm cube increase in the cube

Chemistry
Suppose you have two 100mL graduated cylinders. In each cylinder, there is 40.0 mL of water. You also have two cubes: one is lead, and the other is aluminum. Each cube measures 1.8 cm on each side. After you carefully lower each cube into the water of its

Chemistry
What is the mass of a cube of aluminum that is 4.0 cm on each edge? The density of aluminum is 2.7 g/cm3.

physics
A 50g ice cube is added to 110g of water in a 62g aluminum cup. The water and cup initially have a temperature of 23°C. Find the initial temperature of the ice cube such that all of the water is just turned to ice. Use the following specific heats: water

science
During Mr. Nye science class students were expected to identify various substances using physical properties they could easily measure Mr. Nye gave each of the five groups a green metal cube and asked them to identify what the cube was made of matts cube

8th grade
what it he reason a spoon gets hot when put in a bowl of hot soup?

Chemistry
In a reaction, 39.5 g of chromium(III) oxide reacts with 14.0 g of aluminum to produce chromium and aluminum oxide. If 27.0 g of chromium is produced, what mass of aluminum oxide is produced? I don't know where to begin. Do I put this into a chemical

Chemistry
Aluminum cookware is reffered ti as "anodized aluminum". The anodizing process puts a layer of aluminum oxide on the aluminum, protecting it from corrosion. Consider the reaction of 10.00 grams of aluminum with 10.00 grams of oxygen to form aluminum oxide.

science
Which of the following substances has the greater heat capacity? a. 0.02 g of aluminum b. 2.00 g of aluminum c. 20.0 g of aluminum d. 200 g of aluminum*** please correct me if im wrong

chemistry
aluminum reacts with sulfric acid to produce aluminum sulfate and hydrogen gas. how many grams of aluminum sulfate would be form if 250 g H2SO4 completely reacted with aluminum?

Chemistry
aluminum reacts with sulfuric acid to produce aluminum sulfate and hydrogen gas. how many grams of aluminum sulfate would be formed if 250 g H2SO4 completly reacted with aluminum

chemistry
Aluminum sulfate reacts with sulfuric acid to produce aluminum sulfate and hydrogen gas. How many grams of aluminum sulfate would be formed if 250g H2 SO4 completely react with aluminum?

Chemistry
Suppose you have two 100 graduated cylinders. In each cylinder there is 37.0 of water. You also have two cubes: One is lead, and the other is aluminum. Each cube measures 1.2 on each side.After you carefully lower each cube into the water of its own

physics
a 9.0 g ice cube at 10 C is put into a thermos flask containing 100 cm^3 of water at 20 C. by how much has the entropy of the cubewater system changed when the equilibrium is reached? the specific heat of ice is 2220 J/kg K.

Physics
Let's say I put a very hot 100o C, 41 g cube of aluminum in 71 ml water at room temperature (20o C). What is the temperature of the water after equilibrium occurs

Physics/Chem
A cube of aluminum 24.0 cm on each side is cooled from 128 °C to 20 °C. If the energy removed from the aluminum cube were added to a copper cube of the same size at 30 °C, what would be the final temperature of the copper cube?(ρAl = 2700 kg/m³;

Physical
A soild cube of aluminum (density2.70g/cm^3) has a volume of 0.200cm^3 . It is known that 27.0g of aluminum contains 6.02x10^23 atoms . How many aluminum atoms are contained in the cube ?

Science
A piece of aluminum has a mass of 39.15g and a volume of 14.5cm cube. Determine the density of the aluminum. What would the density be of a much larger piece of aluminum? explain. I established the density of the al. is 2.7g/ cm cube. I don't get the

Science
Aluminum foil is lying on the sidewalk in the sun for approx 1 hr. Put an ice cube from a drink and put it on the foil.... Which direction wll the heat energy flow from?

Chemistry
One last question.... Which of these two metals (Aluminum or Copper) would be a better choice to make silverware out of? Specific heat of: Al = .901 Cu = .39 my guess was the aluminum, because it would take longer for it to get hot, since it requires more

AP Chemistry
One last question.... Which of these two metals (Aluminum or Copper) would be a better choice to make silverware out of? Specific heat of: Al = .901 Cu = .39 my guess was the aluminum, because it would take longer for it to get hot, since it requires more

Chemistry
Aluminum has a density of 2.99 grams per cubic cm. and a specific heat of 0.22 calories per gram degree Celsius. A cube of aluminum is sitting out in the sun where it absorbs 16.2 calories of heat and warms from 62*F to 149*F How many inches wide are the

Chemistry
Aluminum has a density of 2.99 grams per cubic cm. and a specific heat of 0.22 calories per gram degree Celsius. A cube of aluminum is sitting out in the sun where it absorbs 16.2 calories of heat and warms from 62*F to 149*F How many inches wide are the

Physics
1). A hot iron horseshoe (mass=.40kg), just forged, is dropped into 1.35L of water in a .30kg iron pot initially at 20.0 degrees Celsius. If the final equilibrium temperature is 25.0 degrees Celsius, estimate the initial temperature of the hot horseshoe.

Physics
An aluminum cube that has an edge length of 7 cm. is placed in a beaker of water that is filled to the brim. As a result the water overflows. what volume of water overflows when the aluminum cube is submerged in the water?

Science
A 54gram sample of an unknown material has a volume equal to 20 20 cm 3. what is the identity of the substance? a.lead b.steel*** c.aluminum d.mercury An ice cube, a glass of cold water, and a swimming pool are each exposed to the same amount of sunlight

more chemistry help and proofread
write the formulas for the following potassium sulfide i put KaS Tin (IV) chloride i put SnCl4 Dihydrogen sulfide i put H2S Calcium Oxide i put CaO Hydrobromic acid i put HBr Aluminum Fluoride i put AlF3 dinotrogen pentoxide i put N2O5 Iron (III) carbonate

Chemistry
A hot lump of 43.1 g of aluminum at an initial temperature of 55.2 °C is placed in 50.0 mL H2O initially at 25.0 °C and allowed to reach thermal equilibrium. What is the final temperature of the aluminum and water, given that the specific heat of

Chemistry
A hot lump of 25.6 g of aluminum at an initial temperature of 57.4 °C is placed in 50.0 mL of H2O initially at 25.0 °C and allowed to reach thermal equilibrium. What is the final temperature of the aluminum and water given that the specific heat of

Chemistry
A hot lump of 25.6 g of aluminum at an initial temperature of 57.4 °C is placed in 50.0 mL of H2O initially at 25.0 °C and allowed to reach thermal equilibrium. What is the final temperature of the aluminum and water given that the specific heat of

physicals science
A 2.9kg pile of aluminum ( = 2.70 g/cm3) cans is melted, and then cooled into a solid cube. What is the volume of the cube?

science
Tyler put a cube of blue closedcell foam in a syringe and clamped the end shut.When he pushed the plunger down the cube get smaller. What happened to the particles outside the cube? What happened to the particles inside the cube?

Chemistry
cube of aluminum that measures 5 cm on each side is added to a 500 ml graduated cylinder containing 200 ml of water. What is the new level of the water in the graduated cylinder after the cube of aluminum is added?

Chemistry
A 0.3120 g sample of a compound made up of aluminum and chlorine is dissolved in 150 mL H2O. When excess AgNO3 is added, 1.006 g of AgCl is precipitated. What is the number of moles Cl in the aluminum chloride sample?What is the number moles of aluminum in

Physics
If 400 gm of aluminum are put into 200 gm of water at 20 C in 110 gr. calorimeter of specific heat .093, and the temp.or stable equilibrium is 28.8 C, what is the initial temperature of the aluminum? specific heat of aluminum is .22..

physic
Hi! Help me please, thank you so much. What mass of water at 28.0 °C must be allowed to come to thermal equilibrium with a 2.05kg cube of aluminum initially at 1.50 102 °C to lower the temperature of the aluminum to 54.8 °C? Assume any water turned to

Physics
A solid cube (side=2.54 cm) of aluminum (p=2.70x10^3 kg/m^3) is attached to a vertical cord. (a) Find the tension in the cord if the cube is in air. (b) Find the tension in the cord if the cube is fully immersed in water (p=1.00x10^3 kg/m^3).

physic
What mass of water at 22.0 °C must be allowed to come to thermal equilibrium with a 1.66kg cube of aluminum initially at 1.50 multiplied by 102 °C to lower the temperature of the aluminum to 57.1 °C? Assume any water turned to stream subsequently

Chemistry
Perform this operation and report the answer to the correct number of significant figures: What is the mass of a cube of aluminum that is 4.0 cm on each edge? The density of aluminum is 2.7 g/cm3. Show all calculations leading to an answer.

Physics
On a hot summer day, you've got nothing better to do than play with ice cubes. You are currently sliding a 75 gram Ice Cube up and down a basically frictionless slope. At the bottom of the slope, which is inclined at 30 degrees relative to the horizontal,

chem
Suppose you have two 100mL graduated cylinders. In each cylinder, there is 36.0mL of water. You also have two cubes: one is lead, and the other is aluminum. Each cube measures 3.00cm on each side. After you carefully lower each cube into the water of its

Science
2. Perform this operation and report the answer to the correct number of significant figures: What is the mass of a cube of aluminum that is 4.0 cm on each edge? The density of aluminum is 2.7 g/cm3. Show all calculations leading to an answer. (I think I

math
Find the sum of 8x cube y +2xy cube 18and 12x cube y +7xy cube and subtract it from the sum of 19x cube y 17xy cube +12and 21+5xy cube .? PLEASE SOLVE IT ?????

geometry
a solid aluminum cube measuring 15 inches on a side is melted and rolled into an aluminum wire tat is 0.2 inches in diameter. what will be the length of this wire?

phy
A cube of ice is taken from the freezer at 7.5°C and placed in a 101 g aluminum calorimeter filled with 282 g of water at room temperature of 20°C. The final situation is observed to be all water at 16°C. What was the mass of the ice cube?

Science
Plz correct me if I'm wrong!! Which of the following is a chemical property of aluminum? A.) The melting point of aluminum is 660 degrees C B.) The boiling point of aluminum is 2519 C C.) Aluminum does not dissolve in water D.) Aluminum reacts with

chemistry
Suppose you have two 100mL graduated cylinders. In each cylinder there is 40.0mL of water. You also have two cubes: one is lead(11.3g/ml), and the other is aluminum(2.70g/ml) Each cube measures 2.0cm on each side. After you carefully lower each cube into

Physics
Heat flow question help?A brass rod with a length of 30.0 cm is placed side by side with an aluminum rod with a length of 30.0 cm and this system is placed between a hot temperature of 100°C and a cold temperature of 10.0°C. The coefficient of thermal

science
Which of the following substances has the greater heat capacity? a. 0.02 g of aluminum b. 2.00 g of aluminum c. 20.0 g of aluminum d. 200 g of aluminum*** please correct me if im wrong

Science
Michael dropped a 1 inch cube of wood and a 1 inch cube of laed into an aquarium filled with water.The cube of wood floated and the cube of lead sunk quicklu to the bottom. The cube wood floated because it A.is less dense than the cube of lead B.weighs

Materials Science
A cube of aluminum contains 10^21 atoms. how long is its edge(in mm)?

chemestry
if my mass of my aluminum cube is 5.45 and volume is 2 ml, what i my density?

chemistry
Mercury(Hg) has a density of 13.5 g/cm cubed. How much space would 50.0 g of mercury occupy? Calculate the mass in grams, of a 3 cubic inch cube of aluminum(Al). The density of aluminum(Al) is 2.5 g/cm cubed. NOTE:(1inch cubed =16.4 cm cubed

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

Math
Maya's school held an aluminum collection program in which they collected aluminum and brought it to be recycled. In the first week, Maya collected 4/20 lb of aluminum and her friend Abigail collected 7/8 lb. which girl collected more aluminum? how much

Math help please
Can somebody please help explain what I'm supposed to do? "Maya's school held an aluminum collection program in which they collected aluminum and brought it to be recycled. In the first week, Maya collected 4/20 lb of aluminum and her friend Abigail

chemistry
A 4.78g sample of aluminum completely reacts with oxygen to form 6.67 g of aluminum oxide Use this data to calculate the mass percent composition of aluminum in aluminum oxide. (Sorry need help with this!)

science
7th Grade Sarah heated two cubes of aluminum to 50oC. Cube A has a volume of four cubic centimeters. Cube B has a volume of two cubic centimeters. If the cubes do not touch each other, which of these statements is true?

Algebra
The density of aluminum is 2.70 g/cm3, and the average mass for one aluminum atom is 4.48×1023 g. Five identical aluminum coins are found to displace a total of 2.50 mL of water when immersed in a graduated cylinder containing water. How many atoms are

science
You have a plastic tray with cold water in it and then you have three cups holding it up and one cup has hot water in it. You put dye in the cold water on top of the hot water. Why does the dye move away from the hot water?

Physics
A piece of aluminum is made with a cavity inside the aluminum. To find the volume of the cavity the piece of aluminum is weighed. In the air, the piece of aluminum has a mass of 29.1kg. In water, the piece of aluminum has an apparent mass of 16.2kg. What

Math
Need some help with this problem. If you have a cube that is made up of 27 individual cubes. The entire cube has 3 length, 3 width, and 3 height if you take one cube away from each of the 8 vertices, what is the surface area of the cube? thanks

Science
Under which of the following conditions would the same amount by mass of sugar diffuse the fastsest? 300 ml ice tea with sugar cube 300 ml ice tea with table sugar 300 ml hot tea and a sugar cube 300 ml hot tea and table sugar

Physics
A piece of aluminum is made with a cavity inside the aluminum. To find the volume of the cavity the piece of aluminum is weighed. In the air, the piece of aluminum has a mass of 29.1kg. In water, the piece of aluminum has an apparent mass of 16.2kg. What

physics
the linear expansively of the material of a cube is 12*106k. if the length of each side of the cube is 10cm,find the area of one face of the cube and the volume of the cube when its temperature is raised by 30k

chemisrty
have been asked to write how i got this equation but i cant put it in words can you help me Al2 Se3 +6 H2O ==> 2Al (OH)3 +3H2Se i can do this but like i said putting it into words i just cannot make it coherant The answer you should give is you found it on

Chemistry
Suppose you have two 100{\rm mL} graduated cylinders. In each cylinder there is 58.5mL of water. You also have two cubes: One is lead, and the other is aluminum. Each cube measures 2.0cm on each side. After you carefully lower each cube into the water of

science
an ice cube, a glass of cold water, and a swimming pool are each exposed to the same amount of sunlight on a hot day. after five minutes, the ice cube is melted and the cold drink is two degrees warmer, but the temperature of the swimming pool remains

Physics
A cube of ice is taken from the freezer at 8.5 degrees celsius and placed in a 100 gram aluminum calorimeter filled with 300 grams of water at room temperature of 20 degrees celsius. the final situation is observed to be all water at 17 degrees celsius.

physics
Compute the force needed on the following shapes to completely submerge them in water for each of these materials: oak of average density, Styrofoam, and hollow aluminum with a 0.5cm wall thickness. A cube 10cm on a side, a cylinder 5cm long and 9cm in