What differs between a radioactive isotope and a stable isotope? A. stable isotopes are shorter B. radioactive isotopes last longer C. radioactive isotopes last for less time d. there is no diffrence

What is the SI base unit for length?

Which of the following is closest to the meaning of the term ancestor? A. a relative from long ago B. an organism that has evolved C. a trait that has changed over time D. an organism that is adapted to its environment

Describe the acceleration of your bicycle as you ride it from your home to the stoe

how many liters of oxygen will be produced at STP if 1.25 kg potassium chlorate decomposes completely?

A particular atom of an element has a mass number of 15. There are 10 electrons in the - 3 ion of the atom. Identify the element, using the correct element symbol, the number of protons and number of neutrons in this atom.

Difference between radical and compound

Water is a produced when 30.0 grams of hydrogen reacts with 80.0 grams of oxygen what is the limiting reagent

How are reactions and products related in a chemical reaction?

Ollie wants to sign up with an online social network called TeensMeet, which other kids at school have joined.

7. A perfect cube has a width of 2 cm. What is the cube's volume? Show your work!