Define the term element 8. Consider the materials in the table below. Each one is representedby the letter
A
B
D
Ste
Glass
Brass
Copper
Plastic
Rubber
steel wool
Write down ONLY the LETTER(S) (A, B,C. etc.) that represent(s) the following
1:21. two non-magnetic metals
22 An element
123 One magnetic material
124 One brittle material
125 One ductile material​

According to the vsepr theory what is the shape of a molecule that has a central atom valence three other items with no lone pairs of electrons

Word equation for k+ h2o yield koh + h2

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)