Identify the following as an example of a physical or chemical. Olive oil, vinegar, salt, and pepper are shaken together together to make salad dressing

If 3.64g of sand is separated from 5.25g of a mixture of salt and sand what is the percentage of sand in the sample

Whats 2736 + 832091 + 09281

In 1665 Sir Isaac Newton proposed the fundamental law of gravitation as a universal force of attraction between any two bodies.

A large flexible balloon contains 1.5moles of a gas in a volume of 27liters. If 1.1moles of the gas are removed and the pressure and temperature do not change, what will be the new volume of the gas? Round to two significant figures.

What is the cleanest burning coal 90 percent carbon

How many protons does one atom of sulfur have

Which shows the electron configuration for zinc (Zn) ? [Kr]5s24d10 [Kr]5s24d6 [Ar]4s23d9 [Ar]4s23d10

What is the oxidation number of chromium in the ionic compound ammonium dichromate (nh4) 2cr2o7?

Draw an ecosystem with 10 biotic and 5 abiotic factor

Which organism is responsible for cleanup in this ecosystem? coyote vulture prairie dog grasshopper or prairie grass