Which elements has the same chemical and physical properties the one in the same period or the one the same group?

How many grams of CO2 are in 2.1 mol of the compound? a) 21.0g c) 66.0g

Why isn't the periodic table a normal table of rows and columns?

Which answer describes what happens during a chain reaction? Protons released during a fission reaction trigger other fission reaction. Electrons and protons released during a fission reaction trigger other fission reactions.

The name given to the force of attraction of the electron of one atom for the proton

First answer will be made Brainliest, Jose Antonio Navarro was an important representative for Mexican Americans in Texas government and Leadership True or False

To identify an unfamiliar organism, you could use a field guide and an

What is the value of Kw at 25°C? 1.0 x 10-14 1.0 x 10-7 1 7 14

Which statement best describes a bacterial cell? A It contains more than one cell. B It is a complete organism. C It is part of a larger organism. D It contains different kinds of cells

Lithium (Li) and oxygen (O) are both in period 2. They both have? a. similar properties b. the same number of protons c. two electron shells d. the same number of electrons

What compares a law and a theory?