Tuesday
November 25, 2014

Posts by Justina


Total # Posts: 31

General
a beverage company receives an order from the local colleges cafeteria and field 100 bottles with 75 liters of soda how many millimeters of soda are in each bottle?
November 19, 2014

chemistry
Thanks!
March 9, 2014

chemistry
7.00 grams of sugar (C12H22O11) are dissolved in water to make 1 L of solution. What is the concentration of this solution? Answer in units of M
March 9, 2014

CHM101
hydrogen may not be advantageous as a fuel because.......?
February 18, 2014

CHEMISTRY
the silvery luster
May 29, 2013

social 10
i don't know
April 16, 2012

spanish
Decide whether the sentence is grammatically CORRECT or INCORRECT as written. Podemos ayudar mucho en la casa.
November 29, 2011

science
A -10 nC charged particle has a velocity v=3i+4j+5k ms-1 as it enters a magnetic field B=10000Tj. Calculate the force vector on the charge. What electric field intensity is required so that the velocity of the charged particle remains constant?
September 16, 2011

algebra ll
Show the work to solve |2x+5| -1 < 6 and describe the graph of the solution in a complete sentence.
August 30, 2011

Math
What price do farmers get for the peach crops? in the third week of June, a random sample of 40 farming regions gave a sample mean of $6.88 per basket. assume that the standard deviation is known to be $1.92 per basket. find a 90% confidence interval for the population mean ...
August 7, 2011

Math
When using the student's t distribution to test mu, what value do you use for the degrees of freedom if the sample size is 42? a. 41 b. Can not be determined from information given. c. 43 d. 42
August 7, 2011

Statstics
Let x be a random variable representing dividend yield of Australian bank stocks. We may assume that x has a normal distribution with \alpha =2.3% A random sample of 18 Australian bank stocks has a sample mean of x bar = 6.1%. For the entire Australian stock market, the mean ...
August 7, 2011

Statistics
A severe storm has an average peak wave height of 16.4 feet for waves hitting the shore. Suppose that a storm is in progress with a severe storm class rating. Let us say that we want to set up a statistical test to see if the wave action (i.e., height) is dying down or getting...
August 7, 2011

Math
Records show that 29% of all payments to a mail-order company are submitted after the due date. Suppose 50 payments are submitted this week. Let r be a random variable that represents the number of payments that are late. Use the normal approximation to the binomial to ...
August 7, 2011

Math
The lifetime of a SuperTough AAA battery is normally distributed with mean of 28.5 hours and standard deviation of 5.3 hours. For a battery selected at random, what is the probability that the lifetime will be 25 hours or less? a. 0.7454 b. 0.6604 c. 0.2546 d. 0.3396
August 7, 2011

math
If i put 2,500 in a bank account with 6.5% interest rate 12 years ago,how much will be in the account now?
July 18, 2011

home economics
STATE AND EXPLAIN THE BRANCHES OF HOME ECONOMICS.
April 26, 2011

Science
What are black holes ?
January 17, 2011

1st grade
I think circle
August 25, 2010

5th grade MATH
SOLVE THIS EQUATION 3N+2=? n is 2
January 6, 2010

math
1010
September 29, 2009

SOCIAL STUDIES
For years, many history books claimed that “Columbus discovered America.” Why do you think Native Americans disagree with the word “ discovered” in this statement? What might be a better word?
September 6, 2009

Literature- Antigone dialogue
Very nice and I could visualize everything you said I would give you either a B+ or an A
September 6, 2009

us history
how did juan ponce de leon treat the native americans? please be very detailed. thnx in advance
September 6, 2009

government
what were the two levels of goverment in New york in the late 1760's ?
February 26, 2009

4th grade social studies
What were the 2 levels of goverment in New York in the late 1760's ?
January 21, 2009

8th grade
Why the Virginia Plan wasn't a suitable solution to the problem of representation?
November 13, 2008

math(Please help!!!)
Ha you must be grade 8 cause I got it my text book oh in back it says 4 m
November 4, 2008

11th grade physics
does a person that is moving very fast have to be accelerating?
October 5, 2008

Probability problems
1. a) 0.02*0.02= 0.04 b) 1-0.04= 0.06 c) 0.02*0.08= 0.0016
May 21, 2008

math!
How do you findout which group contains fractions that are equivalent to one fourth? My choses are A two eights, four twentyths, eleven fourty four, B three sixth, twenty eights, three twevlth, C six twenty four, fifteen sixty, fifty two hundred, and D three twelve, twenty ...
February 5, 2008

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