How are scientific questions answered?

O

A. By predicting a solution to the question

O

B. By observing and measuring the physical world

O

C. By reading books about the question

O

D. By asking other scientists what they think

44. The organic compounds that function in building tissues and acting as enzymes are the: a. Carbohydrates b. Proteins c. Lipids d. Nucleic acids

Light rays enter a translucent material what happening to the light rays

Where do you get the c6h12o6 and o2 that is required for this process?

The element copper (Cu) has two naturally occurring isotopes, 63Cu and 65Cu, with an average atomic mass of 63.55 u. Copper is 69.17% 63Cu, and the atomic mass of 63Cu is 62.9296 u. Calculate the mass of 65Cu (in u).

What is the purpose for eating food

Why does temperature increase with altitude through the stratosphere? The stratosphere is closest to the sun. The ozone layer is found in the stratosphere. All layers of the atmosphere increase in temperature with altitude.

Pretend you are the size of an atom and you are observing a reaction between a potassium ion and a fluorine atom. Describe how an ionic bond forms as the atoms react.

Calculate how to prepare 250.00 ml of approximately 1.0 m hcl solution from the 2.5 m hcl solution. show your work.

If the volume of 0.100M HCl delivered to 10.0mL of NaOH is 12.0mL the NaOH concentration is

The mass of 126c is exactly 12 u. what is the total binding energy of this nucleus?