What is the difference between qualitative and quantitative observations? Question 2 options:

quantitative observations involve numbers (measurements) and qualitative observations involve descriptions (words) using our senses

qualitative observations involve numbers (measurements) and quantitative observations involve descriptions (words) using our senses

If an atom contains 11 protons in its nucleus, predict the element with the atomic number and electronic configuration. will the number of electrons remain the same during the chemical reaction in such an atom? explain.

Suppose you have a box. which of these is not necessarily a true statement regarding the relationship between the force applied to the box, the work done on the box, and the distance the box is moved? a. if the box is not moved, no force is being applied to the box. b. if no force is applied to the box, no work is done on the box. c. if work is done on the box, then a force is applied to the box. d. if work is done on the box, then the box is moved a distance.

Acalorimeter uses the principle that thermal energy flows from hotter material to colder material until both reach the same