bgsujatha16

For neutral molecules, which statements about covalent Lewis structures are true?

1. Hydrogen atoms are often the central atom of a Lewis structure.

2. Each atom of a Lewis structure must have eight electrons.

3. For a neutral molecule, the number of electrons in the Lewis structure is the sum of the valence electrons for the atoms.

4. Electrons of covalent compounds may be shared between atoms

Explain the realtionship of dietary lipids to chronic diseases

1. Why is the electronegativity value of most noble gases zero?

1. How many kilograms equal 250 grams? (Hint: The conversion you need is in this packet)

2. How many milliliters equal 35 liters? (Hint: The conversion you need is in this packet)

3. Make the following metric conversion:

45 millilitres = __________ meters = __________ centimeters

4. Make the following metric conversion:

6.2 killograms = __________ grams = __________ milligrams

5. In your own words, reflect on how a standardized unit of measurement can benefit global relationships between different nations.

A. List what each person is known for in regards to Atomic Theory and structure of an atom:

Democritus :

Dalton :

Thomson :

Rutherford :

Bohr :

Chadwick :

Is polar or nonpolar.

Is polar or nonpolar?

Is polar or nonpolar?

Is polar or nonpolar?

Is polar or nonpolar?

Is   polar or nonpolar?

Is there a way to easily remember the types of bonds for the basic chemistry in Bio? I always mix them all up!

Is water polar or nonpolar?

What is the common problem of the endocrine system?

Is water polar or nonpolar?

Pure elements