What was Ernest Rutherford's atom model name

how many neutrons does the most common isotope of hydrogen have? A) 1 B) 2 C) 0 D) cannot be determined

What do you wrap your sandwich in? (pun, answer must be from the periodic table)

A piston-cylinder device has two stops; a lower set and an upper set, that constrain the cylinder. When the piston is on the lower stops, the volume is 0.4 liters. When the piston reaches the upper stops, the volume is 0.6 liters.

Is c4 a compound element or mixture

What has the strongest intermolecular forces solid liquid or gas?

At 100 degrees c, water reacts with acetic anhydride to make acetic acid. also, at 100 degrees c, water reacts with acetylsalicylic acid and reverts it to salicylic acid and acetic acid.

What is the valence electron configuration of the group 2a elements?

Which of the following statements about monosaccharide structure is true? A) Aldoses and ketoses differ in the position of their hydroxyl groups. B) Monosaccharides can be classified according to the spatial arrangement of their atoms.

Examples of chemical and physical changes

Is when hot parts of the earth rise as cooler parts sink due to differences in density.