Which example has only potential energy and no kinetic energy? a roller coaster zooming down a hill a child riding their bike a bird flying from a tree a ball sitting on a shelf

Would it take 5 cell divisions for one original cell to produce 128 new cells?

Which of the following results in a decrease in the entropy? A) Heating ice B) Increasing mass C) Cooling a liquid D) Dissolving salt in water

which layer of the earth contains melted silicone compounds a. core b. mantle c. biosphere d. asthenosphere e. lithosphere

Calculate the mole fraction of phosphoric acid (H3PO4) in a 25.4% (by mass) aqueous solution.

Calculate the mass, in grams, of the solvent present in a 32.2% solution that contains 14.7 g of NaBr.

Which of the following best describes a Bronsted-Lowry acid-base reaction? O A Acid + conjugate acid = base + conjugate base O B Acid + conjugate base = base + conjugate acid O c Acid + base = conjugate base + conjugate acid O Acid + base =

State the effect of anion hydrolysis on the pH of water

II) How is a compound similar to a homogenous mixture? How is it different?

What is the total number of moles of naoh needed to react

DNA codes for proteins, which are the building blocks of organisms. What is the most abundant protein in the human body? 1. Tubulin 2. Albumin 3. Collagen 4. Keratin