An is formed when an atom or groups of atoms has a net positive or negative charge

Which is the basic cell of the nervous system A neuron B axon C sodium D dendrite

How much does 1.5 x 10" atoms of neon weigh?

Which characteristic is unique to cephalopods? They have a radula. They can live in water or on land. They have a closed circulatory system. They can produce pearls.

Apple slices can be kept from browning by brushing them with lemon juice. Infer what role lemon juice plays in this case

When considering Le Chätelier's Principle and the factors that affect chemical equilibrium, which of the following is not true? a. Increasing the concentration of reactants shifts the equilibrium position to the right. b.

The smallest unit of an element is a blank

How many sodium atoms will create an ionic bond with sulfur?

Rank the elements from smallest to largest electronegativity negativity (smallest at top) 1. N 2. P 3. As 4. Sb

A bicyclist pedaling up a Hill. What type of energy potential or kinetic?

What improvements have been made in modern farming? Select all that apply. 1. machines can do more work over less time 2. better seeds sprout and grow much more quickly 3. trains can transport food over long distances faster 4.