What makes a theory scientific? this is for earth and space science.

Polarity of a water molecule

A lead cylinder has a mass of 540 grams and a density of 2.70 g/ml. What is its volume

What would cause entropy to decrease in a reaction

List one extensive and intensive property of marker ink

Use the unbalanced equation NH3 + O2 = NO + H2O, what is the mole ratio between NH3 and NO

Compare and contrast steak and juice

Which of the following laboratory tools would be most appropriate for determining the volume of and irregular shape A) ruler B) triple beam balance C) graduated cylinder D) answers b and c

What type of change is the process of photosynthesis

A graduated cylinder is filled to the 40.00-mL mark with a mineral oil. The masses of the cylinder before and after the addition of the mineral oil are 124.966 g and 159.446 g, respectively. In a separate experiment, a metal ball bearing of mass 18.

Which element in Group 15 has the greatest metallic character? 1) N 2) P 3) Sb 4) Bi