Wednesday

April 1, 2015

April 1, 2015

Number of results: 19,580

**physics**

calculate the speed of an 7.3*10^4kg airliner with a kinetic energy of 1.4*10^9J. answer in units of m/s.
*March 7, 2011 by haha*

**math**

Calculate the volume of the cone with a = 18 and b = 11. Round answer to the nearest tenth. Use 3.14 for pi
*March 28, 2011 by BreAnna*

**Chemistry**

Calculate the number of moles in these quantities. 1. 25.0 g KNO3 2. 5.4 x 102 g (NH4)2C2O4
*March 20, 2011 by Netta*

**science**

Calculate the energy required to raise the temperature of 150.0 g Ag from 273 K to 291 K.
*March 24, 2011 by AS*

**trig**

ABC is an isoscele triangle in which [AB]=[AC]=5cm and [BC]=6cm. Calculate [AM], where M is the mid-point of BC.
*March 26, 2011 by ezendu*

**chemistry**

calculate the mass of CO2 obtained when HCL reacts with 15g CACO3.
*April 1, 2011 by Shiy*

**Chemistry**

Calculate [OH-] and pH for the following strong base solution: 10.0 mL of 0.0105 M Ca(OH)2 diluted to 500.0 mL
*April 18, 2011 by Kendall*

**chemisty**

calculate the molarity of a solution with .2 moles of sodim hydroxide dissolved in .5L of water
*April 27, 2011 by Anonymous*

**science**

calculate the density of a solid which weighs 15N in air and 12N in water
*May 6, 2011 by force*

**Chemistry**

how do you calculate the pOH of a 0.25M solution of monochloroacetic acetic acid at 25C
*May 11, 2011 by Illyana*

**chem**

You have a series of four chemical reactions (1 2 3 4). How do you calculate the H2 if you know the other H values?
*May 17, 2011 by Pat*

**chemistry**

calculate the change in temperature if 16.9kJ of heat was removed from 500.0g of water
*May 24, 2011 by Anonymous*

**MATH**

WRITE A SIMPLE BUT A COMPLETE FORTRAN PROGRAM TO CALCULATE THE AREA OF A TRIANGLE
*June 15, 2011 by EDWIN*

**grenoble**

using the hasselbach-Handerson equation calculate the fraction of asprin Pka is 5.6 and PH is 8.6?
*June 20, 2011 by jaji*

**chemistry**

Calculate the number of moles of FeSO4 in 25cm3 of a 0.2mol dm3 solution
*June 21, 2011 by Richard*

**physics**

Calculate the quantity of heat required to raise the temperature of 2.00 g of water 4.00◦C.
*July 5, 2011 by angel*

**physics**

A tuning fork produces a wave at 280 Hz and with a wavelength of 1.5 m. Calculate its velocity.
*July 8, 2011 by wendell*

**Chemistry**

Is it possible to calculate heat of vaporization if i only have pressure and temperature.
*July 20, 2011 by San*

**Chemistry**

calculate the pH and the pOH of an aqueous solution that is 0.035 M In HCI and 0.080 M in HBr?
*July 23, 2011 by Josh *

**biology**

how to calculate the class average of millilitres of CO2 exhaled per minute?
*July 29, 2011 by lola*

**chemistry**

calculate the amount of 95% marble required to obtain 11.2Litres OF CARBON DIOXIDE
*September 10, 2011 by sum*

**geometry**

calculate the volume of the rectangular prism height= 17 3/4 width= 16 1/4 depth= 21 1/2 V=lxwxh
*September 21, 2011 by hishka*

**geometry**

calculate the volume of the rectangular prism height= 17 3/4 width= 16 1/4 depth= 21 1/2 V=lxwxh
*September 21, 2011 by hishka*

**physics**

If a car moves at 36km/h accelerate uniformly at 4m/s calculate it velocity in 2 seconds.
*September 22, 2011 by Displacement*

**Prcts chemistry**

Calculate the pH of 0.0115M acetic acid solution at 25 degrees celcius with Ka = 1.75*10^-5
*September 22, 2011 by Gift*

**chemistry**

Calculate the grams of substance required to prepare 250mL of 5%(wt/vol) NaNO3
*September 22, 2011 by desperate for help*

**physics**

a plane stops from 250 mph in 25 seconds. Calculate the planes acceleration
*September 24, 2011 by cj*

**Chemistry**

Calculate the empirical formula for the compound 1.245g Ni, 5.381g I Can you help with the steps please
*September 25, 2011 by Monique*

**Chemistry**

how to you calculate the partition coefficient of benzoic acid .13 grams in a 1.6 mL CH2Cl2 and 1.6 mL water?
*September 26, 2011 by Paige*

**Chemistry**

Calculate the volume of 2 M acetic acid needed to prepare 50 ml of 0.1 M acetate buffer.
*September 29, 2011 by Allie*

**Chemistry HELP**

Calculate the number of molecules in 3.11 mol of CCL4 I got 2.88E26 am I correct
*September 29, 2011 by Monique*

**chemistry**

Calculate %tage by mass of all component element NaNo3 given,(Na=23,N=14,o=16)
*October 6, 2011 by Elijah*

**Chem**

Calculate the amount (in moles) of Cu²+ ions in 3.00g of CuBr₂. Thank you so much for the help!!
*October 8, 2011 by Erica*

**math**

calculate 2/3 ÷ 1/2. In your own words, describe how the quotient of two fractions can be calculated.
*October 9, 2011 by Kate*

**chem**

calculate the molality of a solution of 2.34g acetic acid, HC2H3O2, in 35.0 g water
*October 11, 2011 by michael*

**Chemistry**

Calculate the sodium ion concentration when 50.0 mL of 2.0 M Na2CO3 is added to 100.0 mL of 3.0 M NaHCO3
*October 25, 2011 by Andres*

**Science**

Calculate the pressure exerted on your finger if you hold up a 15-pound box of apples.
*October 27, 2011 by Steve*

**Science**

Calculate the pressure exerted on your finger if you hold up a 15-pound box of apples.
*October 28, 2011 by Steve*

**Chemistry**

Calculate the wavelength of a photon of yellow light whose frequency is 6.3*10^5m. (meters)
*October 31, 2011 by Mike*

**Chemistry**

Calculate the frequency of a photon of orange light whose wavelength is 6.2*10^5m. (meters)
*October 31, 2011 by rob*

**chem**

Im not sure how to go about this: Calculate the number of gramms in 0.65 mole of aluminum carbonate?
*November 4, 2011 by gaviota*

**chem**

Im not sure how to go about this: Calculate the number of gramms in 0.65 mole of aluminum carbonate?
*November 4, 2011 by tina*

**Maths**

Calculate speed give your answers in km/p hour Distance = 18 KM Time = 12 minutes S - T
*November 6, 2011 by Tom*

**chemistry**

Calculate the mass of carbon dioxide produced by burning 0.60kg of methane
*November 7, 2011 by Luc*

**Chemistry**

Calculate the solubility of AgCl in the following solution: 100mL of .004 M CaCl2
*November 7, 2011 by Kevin*

**Math**

How do you calculate interest earned using the initial money and ending savings?
*November 22, 2011 by Anonymous*

**AP Chemistry**

The solubility of solid Ce(IO3)3 in a 0.20 M KIO3 solution is 4.4 10-8 mol/L. Calculate Ksp.
*December 4, 2011 by Bill *

**chemistry II**

how do I calculate how many moles of solute particles are in one mole of naphthalene, C10H8?
*December 7, 2011 by rebecca*

**physics**

how do we calculate the height of a falling ball with a mass of 0.5kg and a velocity of 10m/s.
*December 9, 2011 by sim*

**chemistry**

calculate the energy required to heat 1.00L of ice at -50.0C to steam at 180.0C
*January 17, 2012 by Jessica *

**statistics**

for the following data, calculate the sampling distribution parameters. u=120, o= unknown, s= 18, n=36
*January 18, 2012 by jim*

**chemistry**

Calculate the number of moles of each ion in 10.5 mL of 0.205 M cadmium phosphate solution.
*January 22, 2012 by student*

**chemistry**

Calculate the number of moles of each ion in 10.5 mL of 0.205 M cadmium phosphate solution.
*January 22, 2012 by diana*

**physics**

Calculate the total force of the atmosphere acting on the top of a table that measures 1.9 m by 2.3 m.
*January 23, 2012 by B*

**arithmetic**

To calculate a 15% tip on a $24 bill a customer adds $2.40 and half of $2.40, or $1.20, to get $3.60. Is this method valid? Why or why not?
*April 6, 2012 by Heather*

**math**

how do you calculate the unite price of the two items showing long division
*February 13, 2012 by kyle *

**math**

how do you calculate the unite price of the two items showing long division
*February 13, 2012 by kyle *

**chemistry**

Calculate the grams of K2CO3 required to prepare 546.0 mL of a 0.789 g/L K+ solution.
*February 15, 2012 by donald*

**chemistry**

calculate the theoretical weight of sodium borohydride need to reduce 50 mg of benzil
*February 16, 2012 by vanessa*

**Chemistry**

How do you calculate the mass in kilograms of 3.99 liters of acetic acid. The density of this substance is 1.05 g/mL.
*February 18, 2012 by Tina*

**chemistry**

calculate the mass in kilograms of 3.99 liters of acetic acid. the density if 1.05g/ml.
*February 20, 2012 by Anonymous*

**math 150**

How do I calculate the expected value of a ten spot keno game?
*February 21, 2012 by patty*

**chemistry**

Calculate the concentration in ppm if 8 grams of CaCl2 is dissolved in 250 ml of water.
*February 22, 2012 by Emmee*

**Geometry**

Calculate surface area and the volume of a box that is 3m by 2m by 7.5m Show me how to get the answer please.
*February 28, 2012 by Thomas*

**Chemistry**

Calculate the equivalent mass of each of the following acids. a) HC2H3O2 b) KHCO3 c) H2SO3
*March 8, 2012 by DAN*

**AP CHEMISTRY**

Calculate the equivalent mass of each of the following acids. a) HC2H3O2 b) KHCO3 c) H2SO3
*March 8, 2012 by HELP PLEASE*

**Chemistry**

3.54*10^7 g of TiCl4(g) are reacted completely. If 7.91*10^6 g of Ti(s) is actually obtained, calculate the percent yield.
*March 11, 2012 by Nikki*

**chem**

calculate the mass in grams of oxygen atoms in 0.25 mol fluoroacetic acid
*March 28, 2012 by lisa*

**chemistry **

please help calculate the volume of a cylinder that is 4.476 mm in height and 17.00mm in diameter
*April 4, 2012 by linda*

**Chemistry**

Calculate the molality of a solution prepared by dissolving 31.6 g of Fe2O3 in 750. g of water
*April 8, 2012 by Tina*

**geography**

calculate the freeboard of a 10-m thick iceberg in saltwater (seawater density of 1025 kg/ m^3)
*April 9, 2012 by Jackson*

**Chemistry**

16. You have a series of four chemical reactions (1--> 2 --> 3 --> 4). How do you calculate the H2 if you know the other H values? H2 = (H1)(H3)/(H4) H2 = H4 (H1 + H3) H2 = H1 + H3 + H4 H2 = H1 + H3 H4
*April 10, 2012 by JoJo*

**Physics**

Calculate the magnitude of the force between two 3.95 µC point charges 7.4 cm apart
*April 24, 2012 by TotallyLost*

**Chemistry**

Calculate the volume of NaOH 0.5 mol/L necessary to neutralize 300 mL of HCl 0.2 M.
*May 11, 2012 by Katie*

**Chemistry**

Calculate the KA of formic acid if 2.3 g of it is dissolved in 1 litre of water to give [H+] of 0.003 M.
*May 13, 2012 by Andrea*

**Chemistry**

Calculate the grams of solute required to make 2500mL of 90% saline solution?
*May 17, 2012 by Morgan*

**gen chemistry**

calculate the percent m/v concentration of a 5L solution containing 500g NaCl
*May 18, 2012 by ashia3*

**Chemestry**

I got NaOH, 7%, and its density is 1,08g/mol. Calculate the molar concentration.
*May 23, 2012 by Martins*

**CHEM**

4.69 of S is reaction with oxygen calculate the volume of SO2 in mL formed at 33 degrees C and 1.14 atm
*June 5, 2012 by aPRIL*

**Chemistry **

For the following fusion reaction, calculate the change in energy per mole. 2/1 H + 3/2 He -> 4/2 He + 1/1 H
*June 13, 2012 by Anonymous*

**Chemistry **

For the following fusion reaction, calculate the change in energy per mole. 2/1 H + 3/2 He -> 4/2 He + 1/1 H
*June 13, 2012 by Anonymous*

**chemistry**

calculate the volume occupied by 10^22moleculesof a gas 300k and 760mm pressure
*June 27, 2012 by asin*

**Algebra & Trig**

calculate the velocity of 10 meters per second with an angle of 30 degrees
*July 4, 2012 by Hanna*

**trigonometry**

Calculate the perimeter of the inscribed square given that the radius of the circle is 3 feet.
*July 6, 2012 by kimmy*

**chemistry **

Please...how do you calculate the reduction potential for 1 M CuSO4? I've been trying for hours......!!
*July 20, 2012 by fenerbahce*

**chemistry **

the density of alcohol is 0.789 g/ ml at 20 degree celcius . calculate the mass of a 30 ml sample?
*August 28, 2012 by CHEM HELP*

**Chemistry**

Given 1.7 g of hydrobromic acid (48%) calculate the number of mL. (MW HBr: 80.91 g/mol, density: 1.49 g/mL)
*September 3, 2012 by M*

**College Biology**

Calculate the concentration in Moles for a 5mgMgCl2 sample in 2L of solution. Then how many ions are in it?
*September 9, 2012 by cutiepie*

**Chemistry**

Calculate the number of grams necessary of C6H12O6 to make 1.00 ml of 0.025 M glucose.
*September 14, 2012 by Anonymous*

**Statistic for healthcare professional**

calculate the sampling distribution parameters U=120,O=unknown,s+8,n=25
*September 15, 2012 by CArline*

**physics **

calculate the impulse to stop a 1500kg car moving 90kmper hours
*September 24, 2012 by master *

**science**

An object has a mass of 10 grams and a volume of 5cm3 calculate the objects density
*September 24, 2012 by santriese*

**Maths**

Calculate the density of earth given that its mass is 5.98x10^24 kg and volume is 8.78x10^8 m/s
*September 25, 2012 by Beth*

**chemistry**

calculate the volume in milliliters of a 5.55g sample of solid with density of 3.67g/ml
*September 26, 2012 by nikki*

**Chemistry**

How would I calculate the mass of 20ml of a 3% hydrogen peroxide from a 30% H2O2 solution?
*September 26, 2012 by John *

**Managerial Economics**

8. Calculate the price elasticity demand, given Q1=500 , Q2=1000 , P1=55,P2=50
*September 29, 2012 by Anonymous*

**Physics**

Calculate the distance (in ) that Larry runs if he maintains an average speed of 8.9 for 1 hour.
*October 2, 2012 by Sami*

**Chemistry**

Calculate the pH and the pOH of an aqueous solution that is 0.025 M in HCl(aq) and 0.075 M in HBr(aq) at 25°C.
*October 6, 2012 by Alex*

**chemistry**

calculate the mass of sodium hydroxide needed to prepare 100 ml of a .10 m solution
*October 7, 2012 by mike*

**chemistry**

calculate the mass of sodium hydroxide needed to prepare 100 ml of a .10 m solution
*October 7, 2012 by mike*

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