What is the effect on the rate if concentration of a is held
The rate law for a reaction, 2A + B --arrow-- C, is rate = k[A][B]. What is the effect on the rate if the concentration of A is held constant while the concentration of B is doubled?
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Using triangles to construct the polygon and an appropriate double-angle formula, determine the formula of the area of the n-sided polygon as a function of R and n, i.e., A = f(R,n).
The orbital speeds of the planets are determined to be 42.1 km/s and 56.4 km/s. The slower planet's orbital period is 7.93 years. (a) What is the mass of the star? (b) What is the orbital period of the faster planet, in years?
A current 1.00 g sample of carbon shows 921 disintegrations perhour. If 1.00 g of charcoal from an archeological dig in alimestone cave in Slovenia shows5.50 x 103 disintegrations in 25.2 h, what is the age of the charcoal sample?
car weighing 3,210 pounds is on a driveway inclined 20.2 deg to the horizontal. Neglecting friction, find the magnitude of the force parallel to the driveway that will keep the car from rolling down the hill.
In the Bohr theory of the hydrogen atom, an electron moves in a circular orbit about a proton, assume the radius of the orbit is 5.29 x 10-11 m. (a) Find the magnitude of the electric force exerted on each particle.
Two identical conducting small spheres are placed with their centers 0.395 m apart. One is given a charge of -12.0 nC and the other a charge of -15.0 nC. (a) Find the electric force exerted by one sphere on the other.(magnitude)
The energy from electromagnetic radiation can used to cause the rupture of chemical bond. A minium energy of 209 kj/mole is required to break the nitrogen-phosphorous single bond.
You find yourself on the surface of this asteroid and throw a baseball at a speed of 24 m/s. If the baseball is to travel around the asteroid in a circular orbit, what is the largest radius asteroid on which you are capable of accomplishing this f
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Adler believed that your birth order determines, to a large extent, your personality. He stated that your traits reflect, somehow, how you have achieved
What is another way to say ". It is important to ensure that the youth understand what the study involves, what their participation entails
Identify and discuss three ethical guidelines that are important to consider when designing an 8-week group for adolescents who are referred
Problem 1: Identify a specific theory of cognitive or moral development, and summarize the major assumptions.
Working in the yard, you feel unpleasantly hot and sweaty when you come in the house, so you take a shower and begin to feel better.
Question: Identify a true statement about validity as applied to a test. Multiple choice question
Think about where you were the most and least engaged when reading a classmate's draft. Think about what captured your attention