Multiple Choice
Assume that you have a new "triad" of elements (A,B and C) with similar properties.A is the smallest element and has a mass of 30 u.C is the largest element and has a mass of 90 u.The mass of B would be approximately ________ u.
A) 40
B) 45
C) 60
D) 80
Correct Answer:

Verified
Correct Answer:
Verified
Q35: Heptane is always composed of 84.0% carbon
Q36: The amount of aluminum on the earth
Q37: 32 g of sulfur will react with
Q38: Dalton explained the Law of Conservation of
Q39: There is no difference between the hazard
Q41: Water and hydrogen peroxide are compounds composed
Q42: Sample A contains 92.3%carbon and 7.7% hydrogen.If
Q43: The ancient Greeks believed that matter was
Q44: A student measures 10.5 g of mercury(II)oxide
Q45: Which of the following parts (postulates)of Dalton's