Wednesday
May 4, 2016

# Posts by Den

Total # Posts: 29

Statistics
10 A color candy was chosen randomly out of a bag. Below are the results: Color Probability Blue 0.30 Red 0.10 Green 0.15 Yellow 0.20 Orange ??? a. What is the probability of choosing a yellow candy? b. What is the probability that the candy is blue, red, or green? c. What is ...
November 29, 2014

Math
At Smith's club the pay-per-visit fee is \$5 per day. would Smith save money paying per visit? Assume that a month has 4.3 weeks. what percentage of his monthly \$90 fee would he spend if he paid on a per-visit basis? 2. IF Smith goes to the gym three times per week, what ...
June 22, 2014

Chem
Balance the chemical equation for the important industrial process: C2H4 + O2 + HCl → C2H4Cl2 + H2O. Given 610.0 kg of hydrochloric acid, calculate how many kg of C2H4Cl2 can be produced.
October 18, 2012

n the titration of 25.00 ml of a water sample, it took 20.590 ml of 4.995x10-3 M EDTA solution to reach the endpoint. Complete the questions below: Calculate the number of moles of EDTA required to titrate the water sample. (enter your answer with 3 significant figures) 0....
October 17, 2012

chem help w/ Lab
Weight of the mustard package Sample: 3.02 (g) Weight of the mustard package Solution: 33.3 (g) Trial #1 Trial #2 Trial #3 Weight of Mustard Package Solution Delivered (g) : 1.09 .948 .909 Weight of NaOH Solution Delivered (g) : .354 .304 .269 Concentration of NaOH : 7.48e-3 (...
October 17, 2012

CHEM LAB Help
After getting this, in order to convert the three masses into moles, what do I divide each mass by
October 16, 2012

CHEM LAB Help
mustard solution, how would i calculate the mass of naOH used?
October 16, 2012

CHEM LAB Help
Forget it i got the answer
October 16, 2012

CHEM LAB Help
Weight of the mustard package Sample: 3.02 (g) Weight of the mustard package Solution: 33.3 (g) Trial #1 Trial #2 Trial #3 Weight of Mustard Package Solution Delivered (g) : 1.09 .948 .909 Weight of NaOH Solution Delivered (g) : .354 .304 .269 Concentration of NaOH : 7.48e-3...
October 16, 2012

Chem
Arrange the following atoms in order of increasing size from smallest to largest. Phosphorus Fluorine Chlorine Sulfur
October 12, 2012

Psychological Statistics
Simply reporting measures of central tendency or measures of variability will not tell the whole story. Using the following information, what else does a psychologist need to know or think about when interpreting this information? A school psychologist decided to separate some...
June 7, 2012

Int algebra
Convert the system of equations into a matrix equation. x+4y-z=7 x+y+z=2 -2x-2y+2z=-8
April 15, 2012

physics
60 mph, i think. i first found the radius (since it's the same for both) then calculated the speed for curve b
February 23, 2011

algebra
A basket contains 11 pieces of fruit: 4 apples, 5 oranges, and 2 bananas. Jonas takes a piece of fruit at random from the basket, and then Beth takes a piece at random. What is the probability that Jonas will get an orange and Beth will get an apple?
January 20, 2011

9gr
-72 ?????
September 20, 2010

9gr
3 - 15 × 5 a. 90 b. 0 c. –72 d. 78
September 20, 2010

science
Which shows the expression below simplified? (3.6 × 10^15) + (1.8 × 10^12) a. 3.60018 × 10^15 b. 3.902 × 10^14 c. 3.618 × 10^15 d. 3.6018 × 10^15
September 12, 2010

science
Sorry! Which shows the expression below simplified? (3.6 × 1015) + (1.8 × 1012) a. 3.60018 × 10^15 b. 3.902 × 10^14 c. 3.618 × 10^15 d. 3.6018 × 10^15
September 12, 2010

science
Which shows the expression below simplified? (3.6 × 1015) + (1.8 × 1012) a. 3.60018 × 1015 b. 3.902 × 1014 c. 3.618 × 1015 d. 3.6018 × 1015
September 12, 2010

9gr
Evaluate each expression. 7 + (3 + 12 / 2)^2 a. 16 b. 88 c. 46 d. 256 I think 88 ????????
September 9, 2010

9gr
I don't understand.????
September 9, 2010

9th
15 ITS RIGHT?
September 9, 2010

9th
Evaluate each expression. 9 ¸ 3 + 3 ´ 4 a. 24 b. 15 c. 17 d. 6 MY ANSWER 15??????
September 9, 2010

9th
I DON'T KNOW. b.???
September 9, 2010

9th
Define a variable and write an expression for the phrase. the quotient of 6 times a number and 16 a.(16x) / 6 b.(6x) / 16 c.96x d.x / 96
September 9, 2010