The electrical resistance of a circuit is influenced by three primary factors:

1. conductivity

2. shape

3. insulation

4. the diameter

5. length

Compare phenotype and genotype and given example of each.

An anion is an atom that has (A) gained one or more electrons. (B) lost one or more electrons. (C) gained one or more protons.

Write the balanced molecular equation for the reaction of hydrochloric acid with calcium hydroxide. What is the sum of the coefficients?

By studying fossils, scientists get an idea of ...

The organic compound represented by the condensed structural formula CH3CH2CH2CHO is classified as an (1) alcohol (3) ester (2) aldehyde (4) ether

If the caffeine concentration in a particular brand of soda is 2.85 mg/oz, drinking how many cans of soda would be lethal? Assume that 10.0 g of caffeine is a lethal dose, and there are 12 oz in a can.

Suppose that your favorite AM radio station broadcasts at a frequency of 1600 kHz. What is the wavelength in meters of radiation from the station? (Hint: convert kHz to Hz and find frequency first.)

Reaction rate lab report

The absence of which cell structure would indicate a cell is prokaryotic?

When 0.880 g of an organic compound containing carbon, hydrogen and oxygen is burned completely in oxygen, 1.760 g of co2 and 0.720 g h2 o are produced. what is the empirical formula of the compound?