Dirt or soil is a mixture of many particles. Each kind of particle in a bucket of soil has unique properties. Here are 4 particles that make up soil. What property would you use to separate the four particles ?

Which of the following did jj thompson discover about atoms? a)an atom has an internal structure. b) atoms are tiny indivisible particles. c)electrons orbit the nucleus of an atom. d) the nucleus of an atom contains protons and neutrons.

Indicate whether the specified alkyl halides will form primarily substitution products, only elimination products, both substitution and elimination products, or no products when they react with sodium methoxide. 1-bromobutane 1-bromo-2-methylpropane 2-bromobutane 2-bromo-2-methylpropane

Based on its chemical properties, identify the position of each chemical family on the periodic table.