Stefanie

I have to come up with my own procedure for reducing vanillin, to vanillyl alcohol. Help please! I know I have to use NaBH4 but that is about it!

18 years ago

Okay so this is actually for an english assignment where we have to report on a problem in our field....mine happens to be Chemistry so I was wondering what kind of problems or disputes can be caused in a chemistry lab...

16 years ago

A 2.0 kg box rests on a plank that is inclined at an angle of 65° above the horizontal. The upper end of the box is attached to a spring with a force constant of 19 N/m, as shown in Figure 6-32. If the coefficient of static friction between the box and th...

15 years ago

Comparing the boiling points of: A) C3H8 B) C5H12 C) C2H5OH and identify the folowing statements as either True or False: Dispersion forces only for (A) Boiling point (C) > Boiling point (A) (B) exhibits hydrogen bonding Boiling point (C) < Boiling point...

14 years ago

Could someone describe how the conflict between the superpowers manifested itself in two of the following regions: Europe, Asia, and Latin America? I am not really sure what it's asking and I don't know how to answer or what to answer. Please help me!

14 years ago

Monthly Budget: You earn $250 per month from your part-time job. You are in a kayaking club that costs $20 per month, and you save at least $100 each month. Write and solve an inequality to find the possible amounts you have left to spend each month.

14 years ago

2x+4=5(x+1) -2(x+2) Would this be identity (all numbers are the solution), No solution (no real number solution), or can it be solved?

14 years ago

Suppose there's a collison way out in the Oort cloud, say 30,000 AU away from the Sun. This collison causes one of the comets to alter its orbit and head almost directly at the Sun, such that the comet just skims the surface of the Sun and heads back out...

13 years ago

write y in terms of x 2x +3y=9

13 years ago

4y+5x=8

13 years ago

Find y given that x=3 2x-3y=5

13 years ago

ab+a=1for a

13 years ago

Find x given that y=2,z=-3 and w=4 wxy=5

13 years ago

write y in terms of x 4y+5x=8

13 years ago

A paintball is fired from a gun horizontally with a speed of 110 m/s. If it hits a point 14 cm below the target: A) What is the total time the paintball is in the air? B) How far is the target from the paintball?

12 years ago

Write equations for four lines that intersect to form sides of a paralleagram

12 years ago

(2^4-1 divide by 5?

12 years ago

5.7-4^2 divide by 2?

12 years ago

The distance between two stars is 0.009 light years. A light year is equal to 5.88 x 10^12 miles. What is the distance,in miles, between the two stars? Represent your final answer in scientific notation

8 years ago

Thank you soo much! I really appreciate it. :) So what does the question mean exactly (or simply)? I was just wondering because I have to go into more detail for the answer. :)

14 years ago

Ooooooh! Okay! :D Thank you again. I am going to look up more in my textbook for more detail to write about. Your answer really helped a lot! Now I know what to research. :D You are amazing. :)

14 years ago

A photograph is 5 1/3 inches wide.It is being enlarged to 3 times its original size.What is the width of the enlarged photo?

4 years ago