Saturday

December 10, 2016
Total # Posts: 39

**math**

uehf

*October 7, 2015*

**Intro to chemistry**

a salt solution has a density of 1.15 g/mL and a volume of 0.425L. what is the mass in kg of this solution? I just need to know how to do it period

*September 15, 2014*

**Chemistry**

10.0 g of an unknown acid is titrated to the equivalent point using 65.0 ml of 0.150M KCH. Assuming the acid is monoprotic ( like HCL or HF ) , what is the molecular mass of the acid? Is it possible to find the mols of the acid? (Balanced equation & solution please!)

*June 6, 2014*

**Chemistry**

10.0 g of an unknown acid is titrated to the equivalent point using 65.0 ml of 0.150M KCH. Assuming the acid is monoprotic ( like HCL or HF ) , what is the molecular mass of the acid? Is it possible to find the mols of the acid? (Balanced equation & solution please!)

*June 6, 2014*

**Chemistry**

What volume of .300M HCL is required (a) to titrate 50.0 ml of 0.600 M LiOH? (B) to titrate 50.0ml of .600M Ca(OH)2 (balanced equation and solution for both please!)

*June 6, 2014*

**Chemistry**

What is the molarity of an Acetic Acid Solution that requires 40.0 ml of 0.100M NaOH to titrate a 20.0ml sample to the end point? (Balanced equation & solution please! Thanks in advance)

*June 6, 2014*

**Math**

What is 4x1 1/2?

*April 29, 2014*

**geometry!!!! PLEASE HELP!!!!**

all the angles on a triangle egual 180 degrees so take 68 times 2 then subtract that by 180

*April 24, 2013*

**10 grade algebra**

In the following system of equations, what does x equal? -10x - 2y = 56 6x - 2y = -40 x = 6 or x = -6 or x = 2 or x = -2

*April 24, 2013*

**10 grade algebra**

15. In the following system of equations, what does x equal? -10x + 4y = -64 -10x - 8y = -112

*April 24, 2013*

**math**

first you would want to get the denomonators the same. then it will be easyier to find the answer.

*April 24, 2013*

**math**

you would take 3/4 and multiply it by six or to make it easyier just take the three and add it six times which is 18 thn you take 18 and divide it by 4 which you cant evenly so take 18/4 and reduce it which is 4 cup and 2/4 or 1/2

*April 24, 2013*

**math**

14 divided by 2 = 7 miles

*April 24, 2013*

**algebra**

8.4 seconds

*April 24, 2013*

**precalculus**

The function A=A0e^(-0.0099x) models the amount in pounds of a particular radioactive material stored in a concrete vault, where x is the number of years since the material was put into the vault. If 600 pounds of the material are initially put into the vault, how many pounds ...

*April 19, 2013*

**precalculus**

the value of a particular investment follows a pattern of exponential growth. In the year 2000, you invested money in a money market account. The value of your investment t years after 2000 is given by the exponential growth model A= 6200e^(0.018(t)). When will the account be ...

*April 19, 2013*

**Math**

The formula y=1+1.4ln(x+1) models the average number of free-throws a basketball player can make consecutively during practice as a function of time, where x is the number of consecutive days the basketball player has practiced for two hours. After how many days of practice ...

*April 19, 2013*

**math**

0.28 Divided by 350 equals 1250

*January 30, 2013*

**dot array**

centimeter dot array draw all possible rectangles with the area of 16 sq cm and sides whose lengths are whole centameters. lable lengths of two adjacent sides of each rectangle?? how do you do this

*May 30, 2012*

**dot array**

on centameter dot array draw all possible rectangles with a perimeter of 16 cm and sides whose lengths are whole centimeters

*May 30, 2012*

**math**

my ASSAAASSSS

*March 29, 2012*

**Science**

Because the CO2 gas gets trapped inside intestinal track

*March 7, 2012*

**Science**

Why do you do this to me

*March 7, 2012*

**World History**

What changes in roman society reflected the empire decline

*February 6, 2012*

**Intergrated physics and chemistry**

137N (:

*January 26, 2012*

**math**

4n+8=9n-7

*November 9, 2011*

**geometry**

in angle DEF, DF equals 16 and F equals 26. Find FE to the nearest tenth.

*May 4, 2011*

**Physics**

is mu friction? .24?

*November 4, 2010*

**Physics**

i guess i'm just confused on the mu means static friction? .24?

*November 4, 2010*

**Physics**

thank you, but i am exteremly confused! so i just use PE spring to find d?

*November 4, 2010*

**Physics**

I THINK SOMEONE HAS THIS SAME QUETION! A massless spring of constant k = 91.0 N/m is fixed on the left side of a level track. A block of mass m = 0.50 kg is pressed against the spring and compresses it a distance of d. The block (initially at rest) is then released and travels...

*November 4, 2010*

**math**

The names, or notes, of all the white keys on a piano are written on pieces of paper and placed in a cup. There are 7 sets of the notes d, e, f, and g and 8 sets of the notes a, b, and c. If a person draws one note out of the cup without looking , what are his or her chances ...

*November 3, 2010*

**math**

The perimeter of the rectangular shaped base of a piano is 16 feet. What are all possible dimensions of the piano, using only whole numbers of feet?

*November 3, 2010*

**social studies**

fish

*May 22, 2010*

**fish**

all fish

*April 27, 2010*

**math**

how do i figure out the right angles in a triangle

*August 31, 2009*

**5th grade**

The state of Minnesota has 15 citizens.They have 10 electors. In the election of presidency, Justin has 7 votes and Mia has 8 votes. How many electoral votes did Mia win? How many popular votes did Mia win? Please Help.

*November 3, 2008*

**Social Studies**

What is a picture on a map that stands for something real called? Also what is an alphabetical listing of places on a map called?

*October 21, 2008*

**philosophy**

Sartre believed that the capacity to have freedom makes us free. Therefore, the answer is A.

*November 26, 2006*

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