Tuesday
May 21, 2013

Posts by Isabelle


Total # Posts: 37

Chemistry
Would water-insoluble alcohols, like 1-octanol, be soluble in aqueuous NaOH?

Math
I'm in 5th grade and here's my question: I have to write which fraction represents the ratio of corresponding sides? There are 2 triangles. One triangle has the measurements 3in., 9in. and 6in. The other triangle is 18in., 54in. and 36in. Thank you.

chemistry
plug what into where? my teacher hasn't explained anything relating to this problem so I have no idea what to do.

chemistry
I don't know how to solve it

chemistry
The Clapeyron-Clausisus Equation is ln(P2/P1) = dHvap/R [(1/T1)-(1/T2)]. Assuming that dHvap doesn't change with the temperature, this equation relates the change in vapor pressure and temperature to a substances enthalpy of vaporization (R is the molar gas constant). Use ...

chemistry
i don't know how to clarify the question. Thats how it is on my paper.

chemistry
calculate the water vapor pressure of benzene at 0.80, 0.60, 0,40, and 0.20 mole fraction and toluene at 0.20, 0.40, 0.60, and 0.80 mole fraction.

Spanish
I have to compare two activites-like one is more interesting, or more fun, etc; Did I do it correctly-thank you for checking this- Tocar la piano es más divertido que tocar la guitarra. Montar a caballo es más interesante que caminar el gato. Cantar es menos fac&...

physics
Which statements are true for the resistivity of a metal conductor: It depends on the temperature of the material. It becomes smaller as the cross-sectional area of the material becomes smaller. It is positive for copper but negative for carbon. It has units of ohms/meter. It ...

Math
If the square root of a number is an integer, the number is called a perfect square. one example of a perfect square is a.) 50 or b.) 81

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