Friday
January 30, 2015

Search: calculate the density of solid cube the measures 5.0 cm on each side and has s mass of 350 g.

Number of results: 55,204

CHEM
Calculate the density of oxygen, , under each of the following conditions: STP 1.00atm and 25.0 degrees celsius Express your answers numerically in grams per liter. Enter the density at STP first and separate your answers by a comma.
October 24, 2008 by Kara

density and density error (check calculations)
Calculate the density of earth and its density error d=m/v where m = 6.00*10^24kg and v = (4/3)(pi)(6359000)^3 = 1.07709...*10^21 m^3 therefore d=6.00*10^24/1.07709...*10^21 m^3 d = 5570.5254...kg/m^3 using the sig fig rule, in division and multiplication take the least ...
January 24, 2011 by Farah

Maths 132
Find the volume of the solid lying in side both the sphere bounded x^2+y^2+z^2=4a^2 and the cylinder x^2+y^2=2ay
June 25, 2011 by Bir

physics
The volume of a neutron is about 10−45 cubic meters. Suppose you packed the number of neutrons you found for problem 4 into a cube so that the neutrons touched edge to edge. How big would the cube be? (Hint: Problem 4 states that a neutron star has a mass of 3.41030 kg ...
November 27, 2011 by Anonymous

chemistry
What is the mass/vol % ethanol in an ethanol-water solution with density of 0.875 g/ml and containing 65.0% ethanol by volume? The density of pure ethanol is 0.789 g/ml.
June 27, 2010 by jimbo

physics
a block off wood (density = 0.5 g/cm^3) is floating in oil (density = 0.75 g/cm^3). The mass of the wood is 1500 g. Determine the volume of the oil displaced
December 2, 2011 by steph

Chemistry/physics
i have a density of 1.9x 10 (negative cubed)g/cm cubed.and i have a mass of 50.0 g. do i need to convert my density in order to find my volume?
February 20, 2013 by Armoured sheperd

Cemistry
A solution is 36% silver nitrate (AgNO3) by mass. The density of this solution is 1.44 g/mL. The formula weight of AgNO3 is 170 g/mol. Calculate the molality of AgNO3 in this solution.
June 9, 2010 by Swagato

Science
A student mixed two clear liquids together in a beaker and a solid precipitate formed. His data is shown in the table below. Liquid reactant A = 10 g Liquid reactant B = 17 g Beaker + solid product= 32 g What is the mass of the beaker? A. 5 g B. 10 g C. 15 g D. 17 g E. 32 g Is...
November 6, 2014 by Callie

Science HELP
A student mixed two clear liquids together in a beaker and a solid precipitate formed. His data is shown in the table below. Liquid reactant A = 10 g Liquid reactant B = 17 g Beaker + solid product= 32 g What is the mass of the beaker? A. 5 g B. 10 g C. 15 g D. 17 g E. 32 g Is...
November 6, 2014 by Callie

Chemistry
A 2.28 m solution of the solute formic acid dissolved in the solvent H2O is available. Calculate the mass ( kg ) of the solution that must be taken to obtain 12.40 mol of formic acid. Correct Answer = 6.01 Molar Mass (g/mol): HCO2H 46.03 H2O 18.015 Density ( g/mL ): HCO2H 1....
June 6, 2010 by Fred

chemistry
NH4NO3(s) NH4+(aq) + NO3−(aq) In order to measure the enthalpy change for this reaction above, 1.07 g of NH4NO3 is dissolved in enough water to make 25.0 mL of solution. The initial temperature is 25.8C and the final temperature (after the solid dissolves) is 22.4C. ...
November 16, 2012 by DeeDee

physics
What is the density of a solid 1.5 kg paperweight that gets submerged in water and displaces 150 cm3 of water
May 8, 2010 by Jessica

math/algebra
I have a triangle one side = 3 side 2 = square root5 - square root 3 side 3 = square root 5 + square root 3 I can get the answer 3 and I know I am missing the square root part of the equation can you help me by showing how this problem is worked so I can see where I am missing...
July 22, 2007 by Dee

geometry
a pyramid has a square base that measures 3 feet on each side. the height of the pyramid is 19 inches. what is the volume?
September 27, 2010 by margo

Geometry
Tell if the measures 9,11, and 7 can be side lengths of a triangle. if so, classify the triangle as acute, right, or obtuse?
July 21, 2011 by Lydia

Geometry
What is the volume of a regular pyramid if it has a square base, one side of the base measures 4 cm, and the altitude is 5 cm?
July 31, 2011 by Brianna

math
mark wants to enlarge a 4" by 6" photograph so that the longest side measures 15" how wide will he need to make the photograph
May 9, 2012 by american fork jr

geometry
A regular pentagonal pyramid has a side length of 4 mm, an apothem that measures 3 mm, and a height of 4.1 mm. What is the volume of the pyramid?
November 2, 2012 by Jade

Chemistry
Calculate the enthalpy change for the melting of a 30 g ice cube. Show all your steps. Any help is appreciated! :)
November 10, 2008 by anonymous

chemistry
calculate the volume of Nitrogen gas to produce 5.6 dm cube of nitric oxide at STP ,N2 + O2 = 2NO
February 20, 2013 by rupal

physics lab
For a physics lab, I measured length, width, thickness, and mass of 2 blocks of wood, 3 trials each. There were 2 questions on the lab that I did not understand how to do. 1. For each trial, find the ratio between the mass and the volume. Based on your data, what is the ...
September 1, 2006 by anonymous

MaTh
A square game board measures 16 inches on each side. The game board is divided into smaller squares measuring 2 inches on a side. How many small squares are there on the game board? My answer is 16x16 = 256 x 2=512, then I 16/2 = 8 and 512/8 = 64. Is this correct if so is ...
August 8, 2013 by Amy

Chemistry
Calculate the density of sulfur trioxide gas at 35 degrees celsius and 715 torr pressure. I know that d=m/v = PM/RT. Im not sure how to set this up. I know the molar mass of sulfur trioxide is 80.0642 but im not sure if I need to use that.
January 11, 2012 by Hannah

chemistry
Assume the density of aqueous HCl is the same as water (1.0 g/mL) and use the densities of ethanol (0.789 g/mL) and water as well as the actual amount of recrystallization solvent used to calculate the mass of recrystallization solvent.
February 12, 2012 by Mike

INTRO TO PHYSICS
Each of the following objects has a radius of 0.174 m and a mass of 2.16 kg, and each rotates about an axis through its center (as in the table below) with an angular speed of 37.3 rad/s. Find the magnitude of the angular momentum of each object. >Hoop of thin cylindrical ...
October 31, 2012 by Sandy

chemistry
The density of a 60% (m/m) ethanol solution 0.8937g/ml , calculate the molarity of the solution , step by step . Molar mass of ethanol = 46.07
July 29, 2013 by kaksha

CHEM-HELP!!!!
help? how do i calculate the heat of formation of a solid? i only know how to find the heat of formation of a liquid. here's what i have so far. delta t= 16.8 degrees c mass= 33.136 g cp = 4.184 j/g degrees c m cp delta t = -2329J (process is exothermic) what do i do now?
October 24, 2007 by Jake

Chemistry
I know how to find a and b on this problem but how do I find c? Really would appreciate the help, thanks! The formula of a compound of iron and sulfur was determined using the method of mass measurements. A sample of iron was weighed into a crucible and covered with finely ...
February 21, 2010 by Jenny

Algebra
A large cube is formed by using many small 1"x1"x1" cubes. Once the large cube is formed, all the outside faces are painted. There are now exactly 27 small cubes that do NOT have any paint on any face. How many 1"x1"x1" cubes were used to form the large cube?
February 25, 2013 by Kevin

Chemistry
I have a solution made up of 100 ml of distilled water and 2.0g of NaOH. I need to determine the total volumeof the solution in order to the calculate the mass of the reaction mixture. How do I do this? We are to assume the density of the solution is the same as pure water, 1....
April 28, 2010 by Jim

chem
As little as 1.oomg of Arsenic in 1-L of water can kill you. Calculate the following. Assume the density of the solution is 1.00g/cc. a.) How many moles of arsenic in 1 mg? b.) What is the mass percent of the solution? c.) What is the concentration in ppm and ppb? d.) What is ...
December 8, 2012 by Tricia

physics
One mole of titanium (6 1023 atoms) has a mass of 48 grams, and its density is 4.54 grams per cubic centimeter, so the center-to-center distance between atoms is 2.60 10-10 m. You have a long thin bar of titanium, 2.4 m long, with a square cross section, 0.11 cm on a side. You...
June 26, 2014 by hannah

Math
Mr Shen wished to enter the orange kite competition with an innovative kite of his own design. He did tests that showed an irregular quadrilateral design was best. The longest side (A) was twice the length of the shortest side (C). Side B was one and one-half times the ...
May 5, 2014 by Christopher

Last Question Plz helppp:((im soo sleepy!!:(
1)The reaction between solid sodium and iron(III) oxide, Fe2O3(s), is one in a series of reactions that occurs when an automobile air bag inflates. 6Na(s) + Fe2O3(s) -> 3Na2o(s) + 2Fe(s) If 100.0 g of iron(III) oxide are used in this reaction, what mass of solid iron will ...
December 19, 2012 by Nikki

physics
The Moon can be considered to be a sphere with uniform density with mass MM and radius RM. At the (exact) center of the Moon, the gravitational force on a mass m due to the mass of the Moon is? I know the answer is zero but want to know why using gauss' law
July 9, 2012 by lanre

chemistry help
this isnt exactly a chemistry question, but i am doing chemistry homework with my calculator. and i want to know if someone can tell me how can i cube something with this calculator? TI-30X IIS? i wanted to post a pic but i cant post sites. i have this calculator can you tell ...
November 28, 2010 by jessie

science
I see others have asked the same question but I do not understand the answers given. Question is to do with zinc solid and dilute sulphuric acid. What substance is left? I see by other posts that Bob Pursley answered this question. I haven't seen his answer but here is a hint...
October 15, 2006 by teddy

chemistry
I need help with Part 2 Part 1. Record the following for each of the three experiments: (a) Mass of the empty calorimeter (g): 11.600 g (b) Initial temperature in the calorimeter (C): 21.00 (c) Maximum temperature in the calorimeter from the reaction (C): 29.27, 34.78, 40.29 (...
May 7, 2010 by Amanda

Math
The tree faces of a rectangular solid have areas 6,10, and 15. If the dimensions of the rectangular solid are all integers, what is the volume of the solid?
August 13, 2013 by Anonymous

chemistry
A 10.0 mL sample of 3.00 M KOH(aq) is transferred to a 250.0 ml volumetric flask and diluted to the mark. It was found that 38.5 ml of this diluted solution was needed to react the stoichimetric point in a titration of 10.0 mL of a phosphoric acid, H3PO4, solution. The ...
June 20, 2009 by dan

Chemistry
Describe how to prepare 5.00 liters of a 5.00 % (w/w) NaCl solution, which has a density of 1.06 g/mL, from pure solid sodium chloride. I have no idea how to find the starting measurements please help!
February 6, 2011 by Anon

Chemistry
Calculate the freezing point depression and osmotic pressure at 25 degrees C of an aqueous solution of 1.0 g/L of a protein (mol wt= 90,000) if the density of the solution is 1.0 g/mL. I know how to calculate freezing point depression and osmotic pressure, but I'm having ...
March 24, 2007 by Jessica

algebra 2
need help with The Chin's family room measures 24 ft by 30 ft. they are covering a floor with square tiles that measure 1 foot on a side and cost $0.73 how much will they spend on tile?
April 30, 2013 by bernie

physicss please help
Calculate the terminal velocity for a baseball. A baseball's diameter is approximately d = 0.073 m, and its mass is m = 0.146 kg. Express your answer in meters per second and miles per hour. (Assume a drag coefficient of 1 and air density of 1.3 kg/m3.) __ m/s __ mph
February 14, 2009 by kj

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
September 9, 2014 by treasa

physics
Two boxes sit side-by-side on a smooth horizontal surface. The lighter box has a mass of 5.18 kg, the heavier box has a mass of 7.51 kg. (a) Find the contact force between these boxes when a horizontal force of 3.9 N is applied to the light box.
September 26, 2011 by jeff

chemistry
a room is 18ft long, 15ft wide and from floor to ceiling is 8ft6inches. what is the rooms volume in cubic meters? i have 6.498716 is this correct? what is the mass of air in the room in kilograms assuming the density of the air is 1.2g/l and the room is empty of furniture. i ...
October 3, 2011 by cheryl

algebra
the perimeter of a triangle is 205. one side is 10 longer than the shortest side. the third side is 5 less than twice the shortest side.how long is each side
February 28, 2011 by tana

G.N.M.P.S
A solid weighs 1000g in air , 75g in water, and 70g in oil. Calculates the relative density of oil ?
March 8, 2014 by shakshi

algebra
The ratio of the measures of three sides of a triangle are 1/2:1/3:1/5, and its perimeter is 6.2 centimeters. find the measure of each side of the triangle
January 23, 2009 by chargersmath

5th grade
the lengths of two sides of a triangle are 15in.each.the third side measures 10 in.what type of triangle is this
December 2, 2010 by Anonymous

Chemistry
An element has ccp packing with a face-centered cubic unit cell. Its density is 8.92 g/cm3 and the unit cell volume is 4.72 x 10-26 L. Calculate the molar mass (g/mol) of the element to three significant figures.
May 16, 2009 by Kristina

Chemistry
An element has ccp packing with a face-centered cubic unit cell. Its density is 8.92 g/cm3 and the unit cell volume is 4.72 x 10-26 L. Calculate the molar mass (g/mol) of the element to three significant figures.
May 16, 2009 by Kristina

chemistry
An element has ccp packing with a face-centered cubic unit cell. Its density is 1770 kg/m3 and the unit cell volume is 1.50 x 10-28 m3. Calculate the molar mass (g/mol) of the element to three significant figures.
January 20, 2012 by Crystal

physics
1) Two boxes are placed are placed side by side on a frictionless surface so that they touch each other. Box A has a mass of 4 kg. Box B has a mass of 12 kg. A constant force of 24 N is applied to box A. What force does box A exert on box B?
November 10, 2009 by pat

physics
The density of liquid carbon dioxide is about 0.8 g/cm^3. What volume fraction inside the fire extinguisher (when it is full) is occupied by liquid CO2? The density of CO2 gas is negligible compared to the density of liquid CO2. Volume of fire extinguisher is 7.1*10^-3m^3; ...
December 24, 2013 by Alice

8th grade
Please help me how you get the answer. PLEASE I NEED HELP. A triangle sail has a perimeter of 25 m. Side a is 2 m shorter than twice side b, and side c is 3 m longer than side b. Find the length of each side. Thank you ver much for helping me
October 27, 2010 by Glenda

Physics
A cable passes over a pulley. Because of friction, the tension in the cable is not eh same on opposite side of the pulley. The force in one side is 110 N, and the force on the other side is 100 N. Assume that the pulley is a uniform disk of mass 2.1kg and radius 0.21. ...
October 15, 2010 by Rod

Physics
A 6-g ice cube at −8C is dropped into 70 g of water at 31C. (a) After enough time has passed to allow the ice cube and water to come into equilibrium, what is the temperature of the water? (b) If a second ice cube is added, what will the temperature be?
July 20, 2012 by Vladimir

chemistry
What mass of solid sodium acetate, NaCH3COO, must be added to 2.50 L of an aqueous solution of 0.55 M acetic acid, CH3COOH, in order to make a buffer solution whose pH is 4.50 ? Assume that adding the solid does not change the volume of the solution. Use the simultaneous ...
December 6, 2014 by airman

Calculus III
Find the moment of inertia about a diameter of s spherical shell of uniform density, D, bounded by two concentric spheres of radii a and b, where a<b. Express your answer in terms of a, b and the mass of the spherical shell. So far I have found my equation for row (p), and ...
August 4, 2014 by E

Math
Use differential, (i.e. linear approximation), to approximate cube root of 64.1 as follows: Let f(x) = cube root of x. The linear approximation to f(x) at x = 64 can be written in the form y = mx+b. Compute m and b and find cube root of 64.2 via linear approximation
December 19, 2014 by Anonymous

Chem-Lab-HELP!!
Heating 1.124g of an unknown NaHCO3-NaCl mixture resulted ina mass loss of 0.270g. 1) Calculate the mass of NaHCO3 present in the original mixture. 2) Calculate the mass percent of NaHCO3 in the uknown mixture
February 17, 2010 by Macey

Chemistry
An ice cube at 0 degrees Celsius was dropped into 30.0 g of water in a cup at 45.0 degrees Celsius. At the instant that all of the ice was melted, the temperature of the water i the cup was 19.5 degrees Celsius. What was the mass of the ice cube?
April 21, 2010 by Scoob

Chemistry
An ice cube at 0 degrees Celsius was dropped into 30.0g of water in a cup at 45 degrees Celsius. At the instant that all of the ice was melted, the temperature of the water in the cup was 19.5 degrees Celsius. What was the mass of the ice cube?
April 23, 2010 by Help1001

Math
Nathan is designing a box to keep his pet newt in. To make the box, hes going to start with a solid rectangle and cut squares with sides x cm in length from each corner, as shown in the picture below. The dimensions of the of the solid rectangle are 51 cm by 45 cm. The volume...
October 30, 2014 by Matt

Science
what happens when we apply force below the centre of mass of a cube ? Will it tip?
October 1, 2012 by suman

chemistry
What is the mass of 1120cm cube of hydrogen gas at 750mmHg and 40 degree celsius
October 4, 2012 by Femi

chemistry
ohh im sorry i also have another problem i don't understand. "A rectangular solid measures 1.0 m by 5.6 cm by 2.1 dm. Express its volume in cubic meters, liters, cubic inches, and cubic feet." i don't even know what dm means ! Someoneee please help me!
July 21, 2008 by Jecce

chemistry
Calculate the number of grams of reactant left over when 28.35 grams of silver reacts with 50.0 liters of air at STP which is 20.9476 % oxygen by volume. The density of air at STP is 1.292 g/L. attemtp at solution volume of oxygen= .209476*50L=10.5L How do i go from volume of ...
November 8, 2008 by jason

chemistry
A student measures the mass of a book as 12,321g. What is the book's mass in kg?
August 23, 2007 by Rachael

chem HELP PLEASE its physics side of chem
given E, = l^2 h^2 / 2 m r^2 calculate energies for an electron localised to a circle of radius 2 x 10^-9 m for l = 0,1,2, draw pictures of three levels and calculate the relative populations of these levels at 300K i did the first bit but came out with, 0, 6.0249 x 10-6 J mol...
October 27, 2009 by poppy

geometry
The rectangle ABCD is rotated about the side AB. Find the volume of the solid defined by this rotation. AB = DC = 4cm AD = CB = 2cm
January 9, 2011 by peter

Chemistry - please this is urgent
To a calorimeter containing 41.80g of water at 29.95oC, 11.7999 of a salt was added with stirring. As the salt dissolved, the temperature rapidly changed to 37.85oC before slowly returning to room temperature. 1. Calculate the Heat of Solution. Given that the Heat of Formation...
March 14, 2008 by girl who needs help in chemistry right now

Chemisry
what mass of protons would be required to just neutralize the charge of 1.0g of electrons? how do I answer this? You know the mass of an electron. Calculate how many are in 1 gram. You will need the same number of protons. Knowing the mass of a proton calculate the number ...
February 8, 2007 by Chris

density
Suppose two worlds, each having mass M and radius R, coalesce into a single world. Due to gravitational contraction, the combined world has a radius of only 3/4R. What is the average density of the combined world as a multiple of p0, the average density of the original two ...
December 1, 2013 by Rebecca

chemistry
A 4.14 m solution of the solute methylene chloride dissolved in the solvent ethanol is available. Calculate the mass ( kg ) of the solution that must be taken to obtain 1487 g of methylene chloride density: CH2Cl2-1327(kg/m^3) C2H5OH-789.3(kg/m^3)
January 28, 2010 by bubble

Chemistry Science
calculate the mass of carbon dioxide that would be produced when one gas of tank of gasoline (use octane) is burned in the air. assume an 80 liter gas tank and 0.703 g/ml as the density of octane
August 30, 2014 by Joan

AP Chemistry, Chem, science
Can anyone please help me with this problem?? =/ The reaction between solid sodium and iron (III) oxide is one in a series of reactions that inflates an automobile airbag. If 100g of sodium and 100g of iron(III) oxide are used in this reaction, determine: a. the balanced ...
September 14, 2012 by Layla

physicss
A cube with sides each 3cm long has 8 charges of Q = 25nC at each corner. What is the electric potential \Delta V at the center of the cube with respect to infinity, which is defined to have V=0 V?
October 17, 2012 by Anthony

math
a storage crate has the dimensions : 12ft * 6ft *5ft. how many cube-shaped boxes measuring 8 inches in length could be stacked completely within the cube??
April 10, 2013 by tina

math
a storage crate has the dimensions : 12ft * 6ft *5ft. how many cube-shaped boxes measuring 8 inches in length could be stacked completely within the cube??
April 10, 2013 by kyle

math
a storage crate has the dimensions : 12ft * 6ft *5ft. how many cube-shaped boxes measuring 8 inches in length could be stacked completely within the cube??
April 10, 2013 by julia

10th grade
The ratio of the measures of three sides of a triangle are 1/2:1/3:1/5, and its perimeter is 6.2 centimeters. find the measure of each side of the triangle
January 22, 2009 by Edisooner

math
One of the angles of a right triangle measures 30, and the hypotenuse is 10 inches long. How long is the side opposite the 30 angle?
September 5, 2010 by ben

Physics (please help!!!!)
A man of mass 80 kg and density 970 kg/m3 stands in a shallow pool with 31% of the volume of his body below water. Calculate the normal force the bottom of the pool exerts on his feet. (Take the positive direction to be up. Indicate the direction with the sign of your answer.)
April 16, 2011 by HELP!!!!

chemistry
a solid substance has a density of 4.36 g/ml. what is the volume of 30 g of this substance?
December 12, 2011 by jessica lou

chemistry
More dilute sodium hydroxide solutions are often prepared from a sastuated sodium hydroxide soltuion thats is 52.0% by mass and has a density of 1.48 g/mL. Calculate the volume, in liters, of this solution needed to prepare 35.0 L if 0.125 M sodium hydroxide?
March 30, 2011 by conlan

Physics - Oscillations
An astronaut measures her mass by means of a device consisting of a chair attached to a large spring. The period of oscillation she undergoes when set into motion is used to determine her mass. If her mass, together with the chair, is 172kg, and the time required for her to ...
November 18, 2013 by Mikhail

Math help please
calculate missing dimension. square based pyramid has height 92cm and volume 5.4 m cube.
September 30, 2010 by Annie

Geometry/Math
Calculate the volume to the nearest tenth of a 6.3-m cube with a hole 2 m in diameter drilled through it. Use 3.14 for pi.
May 21, 2012 by Lex

physics
A person weights 685 N in air but only 497 N when standing in water up to the hips. Find (a) the volume of each of the persons legs and (b) the mass of each leg, assuming they have a density that is 1.05 times the density of water.
March 25, 2013 by Jess

Physics - KE/Inertia
The rigid body shown in Figure 10-66 (it is a triangle with the upper mass = to M and the bottom two corners/masses equal to 2M. The bottom side length equals .70 cm with point P in the middle of the side and the other two sides equal .55 cm)consists of three particles ...
March 26, 2007 by COFFEE

science
Erin must perform a science experiment. She needs to dissolve 10 g of salt in 250 ml of water. She measures the water incorrectly and dissolves the 10 g of salt in 350 ml of water. Now she has no more salt. Explain what Erin can do to make the solution accurate.
April 29, 2008 by astrid

chemistry
Calculate the energy that must be removed to convert substance X from a gas at 115C to a solid -50.7C. Assume X has a molar mass of 75.0 g/mol. Specific heat capacities ΔHvap 20. kJ/mol C(s) 3.0 J/g C ΔHfus 5.0 kJ/mol C(l) 2.5 J/g C bp 75C C(g) 1.0 J/g C ...
April 19, 2010 by Trish

chemistry
Calculate the energy that must be removed to convert substance X from a gas at 115C to a solid -50.7C. Assume X has a molar mass of 75.0 g/mol. Specific heat capacities ΔHvap 20. kJ/mol C(s) 3.0 J/g C ΔHfus 5.0 kJ/mol C(l) 2.5 J/g C bp 75C C(g) 1.0 J/g C ...
April 19, 2010 by Trish

Chemistry
A piece of dry ice (solid carbon dioxide) with a mass of 25.5 g is allowed to sublime (convert from solid to gas) into a large balloon. Assuming that all of the carbon dioxide ends up in the balloon, what will be the volume of the balloon at a temperature of 18 degrees Celsius...
February 24, 2011 by Jake

Chemistry
A piece of dry ice (solid carbon dioxide) with a mass of 25.5 g is allowed to sublime (convert from solid to gas) into a large balloon. Assuming that all of the carbon dioxide ends up in the balloon, what will be the volume of the balloon at a temperature of 18 degrees Celsius...
February 24, 2011 by Jake

Math
Determine the number of triangles that could be drawn with the given measure. Then, find the measures of the other angles and the other side in each possible triangle. Round side lengths to the nearest tenth of a unit and angle measure to the nearest tenth of a degree, where ...
June 10, 2014 by Han

Pages: <<Prev | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | Next>>

Members