Wednesday
September 17, 2014

Posts by Tierra


Total # Posts: 23

English
I'm writing a personal essay for an internship. Is everything in this essay clarified? Where can I expand? I don't know about you but I like living. And in order for me (and those who proceed me) to live a nice, long and happy life, we have to do something about the ...
March 11, 2014

algebra
Find the number of decibels for the power of the sound given. Round to the nearest decibel. A rocket engine,2.44 cross 10^(−5)watts/cm2.
May 12, 2013

chemistry...
knowing that one mole of KHP, C8H5O4K, reacts with one mole of NaOH, what mass of KHP is required to neutralized 30.0mL of the 0.10 M NaOH solution?
October 23, 2012

physics
A submarine dives 92 m at an angle of 7° below the horizontal. What are the two components? x = m y = m
September 17, 2012

Physics
A sailboat starts from rest and accelerates at a rate of 0.19 m/s2 over a distance of 384 m.Find the magnitude of the boat's final velocity.
September 5, 2012

Physics
A car starts from rest and travels for 4.2 s with a uniform acceleration of +1.9 m/s2. The driver then applies the brakes, causing a uniform acceleration of -1.6 m/s2. The breaks are applied for 1.60 s. How fast is the car going at the end of the braking period?
September 5, 2012

Physics
A sailboat starts from rest and accelerates at a rate of 0.19 m/s2 over a distance of 384 m. Find the magnitude of the boat's final velocity.
September 5, 2012

Geometry
13
November 2, 2011

statistics
Determine the 90% confidence interval for a sample, taken from a normally distributed population, that has a mean of 685, a sample standard deviation of 74, and a sample size of 29
November 1, 2011

statistics
Determine the 90% confidence interval for a sample, taken from a normally distributed population, that has a mean of 685, a sample standard deviation of 74, and a sample size of 29
November 1, 2011

geometry
if there are 30 students in the classroom,and the ratio for boys to girls is 4:6,how many boys and girls are in the class
June 27, 2011

Math
a marble is 12mm diameter. What is the smallest height box that is 96mm square that can hold 200 marbles and still have the lid fit on the box without inference
March 3, 2011

Middle School Math - NEED HELP!
the driver gets 120 dimes
October 21, 2010

algebra
Simplify. 3x+2y-5+3y-x=
September 6, 2010

math
i was given a math brain teaser can you help me with it.here it goes. NOMMAG TAILR RIALT AIRTL TLRIA a circle with the word DOM in it KNEE UR FULL OF CHOICE X 3 abcdefghijkmnopqrstuvwxyz thats all of them help me please
May 17, 2010

Chemistry
What does the subscript "s" on H2O(s) signify? A. seconds B. Super hard C. It is in its standard state. D. It's a solid
May 5, 2010

geometry
what is the lateral area of a right cylinder with a radius of 4in and height of 9in?
April 26, 2010

10th grade biology
What is the effect of Prozac on OCD, falling in love
February 27, 2010

12th grade math an
how do u solve this in analysis and funtion 7(b-6)=-12+b
November 15, 2009

More Chemistry
4NH3(g) + 7O2(g) → 4NO2(g) + 6H2O(l). Suppose that in this reaction water is being formed at a rate of 28.9 moles liter-1 sec-1. At what rate (in moles liter-1 sec-1) is ammonia used up?
October 26, 2009

Chemistry
Consider the reaction, 3H2 + N2 → 2NH3. If H2 is reacting at the rate of 0.15 M/s, at what rate is NH3 being produced?
October 26, 2009

math
find the prime factorization of 24
December 5, 2008

math!!
What question
April 4, 2007

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