Which element has chemical properties that are most similar to the chemical properties of sodium?
(1) beryllium (3) lithium
(2) calcium (4) magnesium

The three types is stress that act on earths rocks are compression, tension, and

Observation and experimentation have led many scientists to accept a theory about the origin of the universe. this theory is called the big bang theory. scientific evidence collected and observed by scientists around the world suggests that the universe is ever expanding from a hot and dense initial state. what makes this a scientific theory? (2 points)

[01.07]what is the answer to the problem: 101 g + 25.01 g + 5.05 g? 131.06 g 131.1 g 131 g 130 g