In a particular experiment at 300 , drops from 0.0225 to 0.00669 in 190 . The rate of disappearance of for this period is .

a. 4.16×10^−5
b. 8.32×10^−5
c. 1.20×10^4
d. 1.66×10^−4
e. −1.54×10^−4

What is impossible to do with a hypothesis

What type of matter is made of only one kind of atom

Acm ruler with main graduations from 1 to 10 from left to right there are 10 secondary graduations between each of the main graduations there is a line that begins. at the left end of the ruler 10 secondary graduations to the left of the “1 main graduation the right end of the line ends on the eighth secondary graduation to the right of 3 how long is the line