How might a scientist confirm the result of other experiments by doing an experiment?

Which of the following is a region that produces cells in a plant? a. Cork cambium c. Vascular cambium b. Apical meristem d. All of the above

The minimum energy required to break the oxygen-oxygen bond in oxygen is 495 kJ/mol. What is the longest wavelength of radiation that possesses the necessary energy to break this bond? What type of electromagnetic radiation is this?

Chemical reaction will occur if ___ 1) the mass of the products is greater than the reactants 2) the products are more stable than the reactants 3) the products are the same stability as the reactants 4) the products are less stable than the

A rock bounces down a mountain. When will its kinetic energy be greatest?

4Al (s) + 3O2 (g) __> 2Al2O3 (s) How many moles of Al (s) react completely with 4.50 moles of O2 (g) to produce 3.00 moles of Al2O3 (s) ? A. 2 mol b. 1.50 mol c. 6.00 mol d. 4.00 mol show work

Which of the following locations would most likely have the most fertile soul?

What is an "alloy" in the chapter of metals in chemistry?

Which one of the atoms shown would be most likely to form a cation with a charge of 1?

Name 5 descriptions of a key including mass

How many moles of hydrogen gas will form 1.35 L of a 2.75 M Hcl solution reacts?