Which of the following is a FALSE statement regarding the modern periodic table?

Calculate the atomic mass of gallium if gallium has 2 naturally occurring isotopes with the following masses and natural abundances:   Ga-69       68.9256 amu     60.11% Ga-71       70.9247 amu     39.89%  

A hydropathy plot is used to determine which of the following?

Which of the following is not a result of Rutherford’s gold foil experiment

A school committee is selecting 3 student representatives from a group of 9 students. How many different ways can the committee choose the 3 students?

Which of the following is not a part of the experimental procedure you followed to determine the density of a solid using a pycnometer?

Which of the following is a scientific law?

We can convert between the temperature scales with the formula K = oC + 273.15.  Express 40 oC in K. 

A wooden block has a volume of 18.5 in3. Express the volume of the cube in cm3. (Given V = l3 = l x l x l; and 1 in = 2.54 cm)

 Why is it important to vary sentence structure and length in writing?