Friday
August 22, 2014

Posts by len


Total # Posts: 22

physical acience
Compute the density in g/cm3 of a piece of metal that has a mass of 0.360 kg and a volume of 74 cm3.
January 26, 2014

phydraulic
A cylinder must move a 2000 lb load 2 ft. How much work must it perform?
October 15, 2013

differential calculus
a bed is in a form of a circular sector. find its radius if the area of the sector is 1000 centimeter square and its perimeter is a minimum
July 31, 2013

math
1/8 inch= 5 mile, then 1 inch = how many miles
February 26, 2013

Chemistry
How many moles are 400 g of Ca(HSO4)2
January 13, 2013

Social Studies
a
May 31, 2012

Math
Robert feeds his dog 1 lb 4 oz of dog food a day. How long will a 40 pound bag last ?
May 8, 2012

statistics
Refer to Table 1 in the article “Snail Shells in a Practical Application of Statistical Procedures” in the Electronic Reserve Readings. Find the margin of error, E, with a confidence interval of your choosing (50-99%). What is the significance of choosing a ...
April 26, 2012

environmental science
Explain the main point concerning exponential growth and whether it is good or bad. Compare exponential growth to a logistic growth curve and explain how these might apply to human population growth. What promotes exponential growth? What constrains population growth?
November 2, 2011

science
What are some social, economic, aesthetics, and ethical issues involved in a current environmental controversy?
November 1, 2011

Ecology
Find the name of an organism hiding in the word habitat
September 26, 2011

chemistry
What is the molarity of a salt solution in which 117.0 grams of salt (NaCl) is dissolved in water to give 5.00 L of solution? Show all work including units.
August 23, 2011

pysical science
how do you find the density of a solution where the mass=60.75gms and the volume=45ml
May 12, 2011

4th grade
6 2 9 3 12 4
March 22, 2011

math 157
Give the equation of the line that is perpendicular to the line y = x + 4 and passes through point (0, -1)
October 11, 2010

chemistry
how many signigicant figures does 890 have?
September 15, 2010

math
1. A number leaves remainder 6 when divided by 10. What is the remainder when the number is divided by 5? Justify your reasoning.
September 8, 2010

math
For which integers a, b, and c does a – b- c= a- (b – c) Justify your answer.
September 7, 2010

Medical billing and coding
Explain the importance of a fee schedule and the factors it's based on.
August 5, 2010

Medical billing and coding
Discuss coding for obstetrics, including items covered by the global fee for antepartum and postpartum periods of normal pregnancy.
August 5, 2010

Math
Having trouble knowing where to start with this one: A maker of tools claims the average amount of time it takes to assemble a table saw is 50 mins with a standard deviation of 40 mins. What is the probability that the sample mean will be less than 44 mins if a random sample ...
March 23, 2010

sports unscramble
Penalty Kill
October 19, 2007

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