Author: Anonymous

Convert 7.89 mm to µm. ( 1m = 100 cm = 106  µm).

List the number of protons, neutrons, and nucleons, in that order, for ³⁵Cl:

The average distance from Earth to the sun is 9.3 × 107 miles. How many kilometers is this? ( 1mi = 1.6 km).

Which of the following is not correct information from the periodic table?

The half-life of a radioisotope is 8 hours. How long does it take to decrease to 6.25% of the original amount?

Convert 2.340 x 10-3 to decimal format.

Name the acid HNO₃ (aq).

Which of the following is not directly determined from the atomic number alone?

A liquid has a density of 1.25 g/cm³. What is the volume of 15.0 g of the liquid?

Complete the following chart, in order from left to right Ion Mass Number Protons Neutrons Electrons  ¹⁴N³⁻