How many protons and neutrons does lithium have?

8) In science lab, Sue estimated that there were 140 amoebas under her microscope, but there were actually 150. What was the percent error of her estimate? A) 6.7% B) 8.3% C) 9.4% D) 10%

9) 1.5 moles of certain gas in a container occupies a volume of 0.25 liters. If 0.5 moles of the gas are added to the container, calculate the new volume the gas will occupy. During the process, pressure and temperature were kept constant.

Which of the following elements would be predicted to be the best conductor of electricity? sodium (Na) germanium (Ge) sulfur (S) neon (Ne)

Is flubbed an example of matter?

Crude oil is derived from which of the following materials? 1. Marine Organisms 2. Plants 3. Rocks 4. Salts

When does a spring tide take place? At the beginning of spring Only during the spring season Only after spring is over At any time

The highest cloud are known as

What is the mass of 4.85 X 10^22 atoms of iron (Fe) ?

If element x has 95 protons how many electrons does it have

Which of the following when dissolved in deionized water would make a good conducting solution? a) methanolb) sugarc) baking soda