20 points A group of students combined several different substances together during several experiments. Their observations are recorded on the chart below. Experiment Observations 1 A blue liquid and a yellow liquid were mixed and it turned green. 2 A solid substance dissolved in a clear liquid. 3 Two room temperature liquids were mixed and the temperature increased. 4 Two different liquids were mixed and began to separate and layer in a beaker. In which experiment did a chemical reaction likely occur

answer; /// the amount of material dissolved in a measure of liquid(concentration) the above statement is (true); /// good luck

the number of protons in the nucleus of a given element. has slight luster and conducts electricity at high temperatures like metal.but like a nonmetal,boron is brittle and does not conduct electricity well at low temperatures. in graphite, carbon is a soft,brittle solid.it is reflective,ductile,or malleable.

answer; capital earns interest; entrepreneurship receives a profit or incurs a loss;