Which of these is an acid

The group of molecules called nucleotides contain: A) phosphate groups. B) pyrimidines. C) purines. D) pentose (a 5-carbon sugar). E) all of the above.

Write a story explaining what happens to a drop of water during the water cycle

How many pi bonds does CS2 have?

How many significant digits are in 2804

Which best describes the trends in electronegativity on the periodic table?

Which of the following is the major advantage of using geothermal energy instead of using coal energy? Choice: You will get a brainliest! If your correct! A. More abundant than coal B. Easier to access than coal C. Releases less carbon dioxide D.

What is berylliums energy levels

What is the SI base unit of temperature? Celsius kelvin coulomb Fahrenheit

What property of an object is expressed by the measurement of an item's mass per unit volume? A. density B. viscosity C. surface tension D. buoyancy

Which type of wave cannot move without a medium in which to travel? Heat waves Light waves Sound waves Transverse waves