Which type of matter can be separated by physical means?

Which of the following is an example of a compound?

What is the smallest unit of an element that retains the properties of the element

How many oxygen (O) are in a molecule of glucose C6H12O6

Which substance is composed of only one type of atom

Diseases that can be transmitted between organisms are

How does the concept of conservation of mass apply to chemical reactions?

The BEST way to separate salt from water is with the use of

Why is the water from an aquifer more likely to be cleaner than water from other sources

Why do doctors suggest that people get the flu vaccine each year?

Malaria is a common disease in many countries. What is the cause of this disease?

Which best explains why the total mass of the product(s) would be less than the total weight of the reactant(s) after a chemical reactants?

How does a balanced chemical equation satisfy the Law of Conservation of Mass?

Which is a way that agricultural biotechnology industry could have a positive impact on the environment

Ten people became sick with the flu after attending a school dance. What is the scenario that could best explain how the people got sick?

Health department officials are trying to identify the source of an outbreak of an intestinal virus. Which is the most likely source of the virus?

Which best compares bacteria and viruses?

Why are viruses considered to be non living organisms?

Which makes it possible for a person who has recovered from a cold to catch another cold?

Which best explains why viruses are dangerous to humans?

Which practice contributes to the antibiotic resistance of bacteria?