Monday
August 3, 2015

Posts by kobe


Total # Posts: 19

life oreintation
i think is someone how experience conflict within themselves.
February 23, 2015

Chemistry
At the beginning of a titration to standardize the NaOH solution, Student A adjusted very carefully the initial burette volume to 0.00 mL, but he did not notice an important air bubble in the tip of the burette. At the end of the titration, the air bubble is gone. Explain the ...
February 9, 2015

Chemistry
Phenolthalein is a weak acid, explain what it means to be a weak acid and look up phenolthalein’s pKa.
February 9, 2015

Chemistry
Explain why the volume of 0.100 M NaOH required to reach the equivalence point in the titration of 25.00 mL of 0.100 M HA is the same regardless of whether HA is a strong or weak acid, yet the pH at the equivalence point is not the same
February 9, 2015

science
If changing conditions lead to decreased oxygen levels in the stream, the carrying capacity of the stream for the trout will decrease. Oxygen level in water is therefore a(n) _____________ with respect to the number of trout that a particular stream can support
December 16, 2013

science
Are you sure?
December 16, 2013

science
Before beginning any land development project, people should carry out a(n) ___________________ analysis to consider all of the potential impacts of the project on the local ecosystems
December 16, 2013

science
I am seeing if my answers are right. Is it C?
December 16, 2013

science
A nonnative species of animal is introduced into a healthy ecosystem. In its new environment, this species has no predators, although it preys on several native animals in the ecosystem. Make a prediction about the biodiversity and health of this ecosystem in the future? A....
December 16, 2013

science
A biologist studying a desert ecosystem observes that the population of a lizard species increases following a particularly hot, dry period that causes a snake population to decline. What could the biologist hypothesize about the roles of these two species? A.The lizard preys ...
December 16, 2013

calculus
443
November 15, 2011

Science
Is it because when one part of the earth is facing the sun they go throught daylight and other side go through darkness? I'm totally not understanding this.
February 13, 2011

Science
On any given day, why does the photoperiod vary throughout the world? I have no idea about what they're asking? :S
February 13, 2011

Chemistry
What mass ( kg ) of the solvent H2O should be added with 0.1717 L of the solute formic acid to make a solution that is 0.626 m formic acid.
March 2, 2010

Chemistry
If 152 g of a cyclohexyl bromide is dissolved in 932 g of benzene solvent, calculate the boiling temperature of the solution. Consider if the solute is an electrolyte. i kinda get it but im not really sure what the "i" would be equal to.
March 2, 2010

math gr 9
14+5254
January 26, 2010

maths
prove that the following function is differentiable at x=0 using first principles: f(x)= e^x when x<0 x=1 when x>0 or x=0 also is f(x) differntiable for all real x?
December 1, 2009

Chemistry
what equation do you use??
June 25, 2008

chemistry
it si 1mol CH4/16.0 g CH4
June 9, 2008

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