Sometimes a group of covalently bonded atoms can act like a single atom when combining with other atoms. These covalently bonded groups possess a charge and usually form ionic bonds with other atoms. These groups are otherwise known as

How to do an equation

To determine the pH of a solution using a pH indicator paper, you need a.

Disorder in the universe increases because A. spontaneous changes produce more order in a system. B. work produces disorder in a system. C. work produces waste heat, which leaves a system. D. all of the above

The atom is never broken down into smaller particles in ...

The density of benzene at 15 °c is 0.8787 g/ml. Calculate the mass of 0.1500 l of benzene at this temperature. Enter your answer in terms of grams

What is the molar mass of a compound?

an element has an isotope with a mass of 203.973 amu and and abundance of 1.40%. another isotope has a mass of 205.9745 amu with an abundance of 24.10%. a third isotope weighs 206.9745 amu and is 22.10%, and the fourth isotope weighs 207.

How can the use of biotechnology lead to an increase in soil conservation practices? a. Biotechnology use can lead to a decrease in pesticide and herbicide use, maintaining soil quality. b.

The table shows the properties of some organic compounds. Compound A: has only carbon and hydrogen atoms.

How to calibrate a burette