Monday

July 25, 2016
Number of results: 22,494

**chemistry**

Calculate the pH of a 0.800 M NaCH3CO2 solution. Ka for acetic acid, CH3CO2H, is
*January 16, 2011 by noel*

**geometry**

a square has a diagonal measurement of 8 radical 2 inches. calculate its perimeter.
*January 17, 2011 by taylor*

**elementary chemistry**

Calculate the concentration in micrograms per liter: 0.001000 N Ca^2+
*January 23, 2011 by Laury*

**Statistics**

Calculate the first, second, and third quartiles of the following samples. 5 8 2 9 5 3 7 4 2 7 4 10 4 3 5 23
*January 31, 2011 by James*

**math**

calculate the volume to the nearest hundreth of a cylinder with r=6cm and h=12cm
*January 31, 2011 by hamels*

**math**

calculate the volume to the nearest hundreyh of a cylinder with r=17cm and h=3cm
*January 31, 2011 by hamels*

**Chemistry 119**

Calculate the volume (in cc) of a 0.250 pound block of aluminum.
*February 7, 2011 by Anonymous*

**Chemistry**

how to calculate number calories to heat 285 grams h2o
*February 8, 2011 by Bo*

**Chemistry**

Calculate the molar solubility of MgF2 in 0.08M MgCl2 at 25 degrees C.
*February 8, 2011 by Melissa*

**Science**

Calculate the Mass of C6H12O6 needed ot generate 2575 KJ of energy
*February 10, 2011 by Thomas*

**Physics**

Calculate the magnitude of the potential difference between points a and b in the figure if R1=2.36 Ù, R2=4.29 Ù,and R3=10.08 Ù.
*February 17, 2011 by Paul*

**chemistry**

Calculate the volume needed to dissolve 11.2g CuSO4 to prepare 0.140M?
*March 9, 2011 by cris*

**chemistry**

Calculate the pH of a solution resulting from the addition of 10.0 mL of 0.10 M NaOH to 50.0 mL of 0.10 M benzoic acid (Ka = 6.5 x 10 -5
*March 15, 2011 by haley*

**chemistry**

How do I calculate 50ml of a 50mM sodium momophosphate buffer solution
*March 23, 2011 by PAUL*

**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*

**science**

calculate the number of carbon atom in 6 moles of ethanoic acid
*April 3, 2011 by Anonymous*

**Science**

An 850 N Skydiver experiencing 200 N of air resistance? Calculate.
*April 12, 2011 by mary*

**Chemistry**

If 100 grams of NI3 is detonated, calculate the Gram of N2 and I2 formed.
*April 13, 2011 by Jennifer*

**psy Stats.**

how do you Calculate percentage when given standard deviation and mean
*May 10, 2011 by Kailey*

**chemistry**

how do you calculate grams of KCL in 3 litres of a 5% solution? (scientific notation)
*May 12, 2011 by Denise*

**ESUT enugu st**

A star hes a radius of 1.0x10Km and 5000k calculate
*May 16, 2011 by Anonymous*

**chemistry**

Calculate the equilibrium constant for 2CH3OH(l)+3O2(g)->2CO2(g)+4H2O(l)
*May 17, 2011 by sara*

**physics**

A body of mass 20kg dropped from a height of 2m calculate the workdone?
*June 20, 2011 by Ameh*

**Math**

The notation [x ] stands for the greatest integer that is less than or equal to x. Calculate [-1,2]
*June 21, 2011 by Ladoo*

**chem 150**

calculate the molarity of 700grams of NaOH in 2 liters of solution
*June 22, 2011 by nick*

**algebra**

Calculate the pH of a sample of acid rain that has the H30t concentration of 3.0x4-5m
*June 25, 2011 by Michelle*

**science**

calculate the density of a liquid if 150g of a substance with 188mL volume
*August 11, 2011 by rhea*

**gp school**

calculate the molarity of a solution when 5g of urea is dissolved in 600ml of water
*August 20, 2011 by shiksha *

**chemistry**

calculate the number of moles of sodium carbonate in one dm3
*August 23, 2011 by Elizabeth*

**math**

how do you calculate the distance and speed of a motorcycle that is going to jump 4 cars
*August 24, 2011 by linda*

**Math**

Calculate the distance between latitude 4¤N and 14¤N of the equator on the same longitude 3¤E
*September 9, 2011 by Stanley*

**chemistry**

how do you calculate density of a substance with a mass of 100g and a volume of 48ml
*September 11, 2011 by Jack*

**chemistry**

calculate the freezing point of 0.1m of a)NaCl (b) glacial acetic acid
*September 15, 2011 by kady*

**science-electromagnetism**

how do we calculate the current density given the magnetic field?
*September 17, 2011 by justy*

**chemistry**

Calculate the number of grams of Fe found when 0.400kg of Fe2O3 reacts
*September 21, 2011 by Anonymous*

**Chemistry**

Calculate the pH of 0.0115M acetic acid solution at 25 degrees celcius with Ka=1.75*10^-5
*September 23, 2011 by Gift*

**chemestry**

calculate the moles of compound in 0.540 grams of ammonium Bromide
*September 24, 2011 by Help!*

**Chemistry**

calculate the mass of 8.766 x 10^ 25 molecules of acetic acid , HC2H3O2
*September 30, 2011 by same*

**ETh126**

Describe other measurements sociologists utilize to calculate prejudice.
*September 30, 2011 by debbie*

**Grade 12 Advanced Functions**

The polynomial 2x^3+px^2-x+6 has a remainder of zero when divided by x-2. Calculate p.
*October 13, 2011 by Rebecca*

**chemistry**

Calculate [H3O ], [ClO4–], and [OH–] in an aqueous solution that is 0.130 M in HClO4(aq) at 25 °C.
*October 20, 2011 by Sevy*

**Chemistry**

calculate the energy associated with a photon whose wavelength is 14.5*10^-8cm.
*October 31, 2011 by Albert*

**Chemistry**

Calculate the mass ( in grams) of one mole of methane molecules (to .01 g)
*November 1, 2011 by Matt*

**Chemistry**

Calculate the pH of a solution made with 0.240 M H3PO3 and 0.480 M NaH2PO3.
*November 8, 2011 by Jessica*

**chemistry**

Calculate the pH of an aqueous solution containing 1.6 x 10-2 M HCl, 2.0 x 10-2 M H2SO4, and 1.8 x 10-2 M HCN.
*November 19, 2011 by alyssa*

**Algebra**

Let t=50 y=30(2.7)^-0.004t y=30(2.7)^-0.004(50) y=30(2.7)^-.2 Need help with proper technique for using TI-83 to calculate. Thanks
*November 27, 2011 by MV*

**chemistry**

Calculate the molarity of a 295 mL solution contain 45 g of ethanol (C2H5OH)
*November 27, 2011 by jane*

**chemistry**

calculate the heat liberated when 118g of water at 0 degrees C is frozen?
*December 6, 2011 by Monique*

**Physics**

How do you calculate the phase constant in degrees given amplitude and frequency?
*December 7, 2011 by Me*

**chemistry**

From the balanced equation for tums and .0072mL calculate no. moles titrated.
*February 9, 2012 by Everett*

**College Calculus**

Calculate the average over the given interval. f(x)=sin(pi/x)/x^2, [1,2]
*February 9, 2012 by Anonymous*

**chemistry**

Given density of Mercury, 200.59....how do I calculate for the mass of 33.5mL
*February 12, 2012 by jamie*

**chemistry**

calculate the freezing point of a .05500 m aqueous solution of NaNO3
*February 12, 2012 by Cece*

**chemistry**

Calculate the mass of solvent that would contain 3.0 mg of a drug if the concentration was 3.5%
*February 22, 2012 by Emmee*

**chemestry**

Calculate [OH^ - ] for strong base solution: 14.0 mL of 1.20×10−2 M Ca(OH)_2 diluted to 430.0 mL.
*February 22, 2012 by chris*

**chemistry**

Calculate pH for strong base solution: 15.0 mL of 1.20×10^−2 M Ca(OH)2 diluted to 460.0 mL
*February 26, 2012 by jeff*

**Chemistry**

Calculate the pH of an aqueous solution containing 3.8 10-2 M HCl, 1.0 10-2 M H2SO4, and 3.3 10-2 M HCN.
*February 28, 2012 by Brooke*

**Chemistry**

Calculate the pH of an aqueous solution containing 3.8 10-2 M HCl, 1.0 10-2 M H2SO4, and 3.3 10-2 M HCN.
*March 5, 2012 by Ashley*

**science**

on mars, the buggy travelled 24m in 16 secs calculate its speed
*March 8, 2012 by jorden*

**AP CHEMISTRY**

Calculate the solubility of Mn(OH)2 in GRAMS PER LITER when buffered at each of the following. a)pH 7.4 b)pH 9.2 c) pH 11.5
*March 10, 2012 by JIM*

**AP CHEMISTRY**

Calculate the solubility of Mn(OH)2 in GRAMS PER LITER when buffered at each of the following. a)pH 7.4 b)pH 9.2 c) pH 11.5
*March 10, 2012 by fernatesfsdf*

**Physics **

Calculate AMA given μk = 0.019 and an angle of 11 degrees.
*March 22, 2012 by Chris*

**chem pH**

calculate the pH when 10 mL of .511 M sodium acetate and 20.00 mL of 0.350 M acetic acid
*March 23, 2012 by brooke*

**AP CHEMISTRY**

The Kb for ammonia (NH3) at 25°C is 1.8* 10-5. By using the value of Kb, calculate ΔG° for the equilibrium
*March 23, 2012 by DAN*

**math**

The 2nd, 3rd and 4th term of an ap are x-2,5,x+2 respectively ,calculate the value of x
*March 30, 2012 by wale2*

**Chemistry**

Calculate the [H+] in a solution containing 1.00 M hydroflouris acid (Ka=7.2 x 10^-4) and .50 M sodium fluoride
*April 6, 2012 by Hannah*

**Chemistry**

Calculate the concentration of aqueous solution of barium hydroxide whose pH is 12
*April 7, 2012 by Momito*

**Chemistry**

Calculate the concentration of aqueous solution of barium hydroxide whose pH is 12
*April 7, 2012 by Momito*

**Chemistry**

Calculate the mass of each compound containd in 60g of a 4.5%m/m CaCl2(aq)solution
*April 27, 2012 by Victoria*

**chemistry**

Calculate the theoretical pH when 5.00 ml of 0.0100 M HCl is added to 30.00 mL of deionized water.
*April 29, 2012 by vivian*

**Statistics**

M80,sd10,s8,n25 how do I calculate the sampling distribution parametes
*May 13, 2012 by Mildred*

**Chemistry**

Calculate the volume of Ba(OH)2 0.20 M necessary to neutralize 300.0 mL of H3PO4 0.30 M. (4 marks)
*May 13, 2012 by Andrea*

**Chemestry**

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

**chem help**

Calculate the number of grams of solute in 250.0 mL of 0.149 M KOH.
*June 5, 2012 by Harlem*

**MATH**

Calculate the percentage strength of hydrocortisone if you combine 30 g of 1%, 45 g of 0.5%, and 15 g of 2%. Round to the hundredth.
*July 6, 2012 by Brittany*

**Math**

Calculate the percentage strength of hydrocortisone if you combine 30 g of 1%, 45 g of 0.5%, and 15 g of 2%. Round to the hundredth.
*July 6, 2012 by Brittany*

**chemical equilibrium**

Calculate the value of Kc for 4NH3(g) + 3O2(g)= 2N2(g) + 6H2O(l)
*July 9, 2012 by mohamed*

**Science**

Calculate the pH of an aqueous solution containing 1.3 * 10^-2 M HCl, 3.0 * 10^-2 M H2SO4, and 2.0 * 10^-2 M HCN.
*July 24, 2012 by Will Coppock*

**math**

Interest= $432 r=6% t=8 years How do I calculate the principal and future value?
*July 28, 2012 by LaCresha*

**MATH**

2,100 LOAN AT 13% ADD ON INTEREST FOR 3 YEARS. HOW DO I CALCULATE THE APR?
*July 28, 2012 by LaCresha*

**Statistics**

Calculate the Pearson product-moment correlation for the data below. X 3 4 2 1 Y 5 5 3 4
*August 28, 2012 by StudentD*

**Chemistry**

Calculate the temperature at which k = 2.0 s-1 if k = 10.0 s-1 at 371 K. The activation energy for the reaction is 30.0 kJ mol-1.
*September 6, 2012 by Amber*

**chemisrty**

calculate the delta H when 0.150 mmol of AgCl dissolves in water?
*September 9, 2012 by samadhi kandekumbura*

**Chemistry**

Calculate the H+ ion concentration if 0.20M NH3 solution is 2.5% ionized.
*September 12, 2012 by charley*

**analytical chemisty**

Calculate the pH and pOH of a 0.00002M solution of acetic acid.
*September 23, 2012 by mary*

**Chemistry**

Calculate the molarity of a 100. mL solution containing 22.3 g of sucrose (C12H22O11)
*September 24, 2012 by Mariah*

**Chemistry**

calculate the volume of a rectangular prism with a length of 5.6 , a width of 2.1 , and a height of 6.6 .
*September 27, 2012 by Annie*

**chemisty 2**

Calculate the molarity (M) of a solution if you have 0.34 mol of NaOH in 19 ml of water
*October 23, 2012 by chris*

**Chemistry**

#26 The Ksp of lead(II) carbonate, PbCO3, is 7.40 × 10-14. Calculate the solubility of this compound in g/L.
*October 24, 2012 by Mari Micci*

**Chemistry**

#25 The Ksp of nickel(II) hydroxide, Ni(OH)2, is 5.84 × 10-16. Calculate the molar solubility of this compound.
*October 24, 2012 by Mari Micci*

**chemistry**

calculate the value of the equilibrium constant K for this reaction A+B <--> C from the following information 3C <--> D Kc= 7.1*10^-4 D <--> 3A + 3B Kc= 2.9*10^-2
*November 3, 2012 by Brun*

**chemistry**

calculate the mass of naso4 needed to prepare of 0.5L of 0.15M of solution
*November 14, 2012 by elissa*

**Chemistry 1115 **

How do you calculate the molarities of HC2H3O2 and NaC2H3O2 in a buffer solution?
*November 25, 2012 by Marci *

**stats & prob.**

Given the values of n=5, p= 0.15, and (1-p)=0.85, calculate the standard deviation of the data.
*November 27, 2012 by Georgia*

**Chemistry 3A**

calculate the empirical formula for an unknown compound from the following information: C= 39.2%, H= 8.73% and O= 52.1%
*December 10, 2012 by Gurjot *

**physics**

calculate the value of g at a height of 3600 km above the surface of the earth?
*December 12, 2012 by aish*

**biochemistry**

how to calculate a primary standard buffer using Kh2po4 and Na2Hpo4..
*January 9, 2013 by crazy*

**physics**

Given three vectors a~=Ài~À4j~+2k~ , b~=3i~+2j~À2k~ , c~=2i~À3j~+k~ , calculate a~Á(b~Âc~)
*January 13, 2013 by Anonymous*

**Calculus**

Given f(x)=x+sqrt(x) calculate the tangent line at the point (9,12) y=___?__(x-9)+12
*January 30, 2013 by Anonymous*

**maths**

prove that if a is not equal to zero and if a * b = a * c and a ^ b = a ^ c then b = c [Hint: calculate a * (b-c) and a ^ (b-c) vectors mechanics
*February 6, 2013 by jenny*