PLEASE HELP DUE RIGHT NOW Before placing a sample into the hemocytometer a student combined 100 µL of cell suspension with 100 µL of trypan blue for staining. If this student counted 824 living cells in 5 squares

Ahypothesis must be testable and falsifiable to be considered scientific a. trueb. false

Choose all the answers that apply. fluorine (f) has an atomic number of 9 and an atomic weight of 18.99. fluorine has a. 9 protons b. 10 neutrons c. 18 electrons d. an atomic mass of 19 e. at least one isotope

Which of the following substances is the most soluble in water? a. sodium chloride b. methane c. bromine d. carbon