A pure substance is made up of several types of atoms

true or false

What is the chemical equation for photosynthesis?

Based on the data gathered in the Rutherford's scattering experiments, the concept of atomic structure was modified. Which of the following aspects of the structure of the atom were validated by these experiments? Check all that apply. 1.

Fe2o3 (s) + 3 co (g) → 2 fe (s) + 3 co2 (g) type of reaction

Write a balanced equilibrium equation for the dissolution of nai in water. include phases.

A weather vane is a weather instrument used to measure wind direction pressure speed temperature

To what chemical reaction class does this reaction belong? 2 mg (s) + o2 (g) 2 mgo (s)

Which best illustrates how particle arrangement changes when solids change into liquids

Express in scientific notation (6.0x10^4) (3.1x10^-1)

How do you measure the mass of a liquid?

Given the following information, calculate the mass for B-11. B-10 has a natural abundance of 19.9 percent, while B-11 has a natural abundance of 80.1 percent. The mass of B-10 is 10.013 amu.