How many moles of magnesium is 3.01 x10^22 atoms of magnesium?

Dynamic was invented by?

What is true of a basic solution at room temperature? It has a pH value below 7. It has a higher concentration of hydroxide ions than hydronium ions. It has a distinct sour taste but no odor. It releases hydrogen ions in a reaction.

Which metals may be oxidized by H + under standard-state conditions? Ag + (aq) + e - → Ag (s) E° = 0.80 V Cu2 + (aq) + 2e - → Cu (s) E° = 0.34 V Sn2 + (aq) + 2e - → Sn (s) E° = - 0.14 V Zn2 + (aq) + 2e - → Zn (s) E° = - 0.76 V

Is honey homogeneous or heterogeneous

Which of the following is not a part of Dalton's atomic theory? A. All elements are composed of atoms. B. Atoms of the same element are alike. C. Atoms are always in motion. D. Atoms that combine do so in simple whole-number ratios.

Some elements are solids at room temperature true or false

What is the most expensive element?

Constance is making a vegetable soup that contains carrots, beans, water, salt, pepper, bits of ham, and onions. the soup has to cook for 4 hours. while the soup is cooking, what will happen to some of the minerals that are in its ingredients?

Which of the following form solid solutions? Select all that apply. naturally occurring minerals gases present in air HCl and water sugar and water metal alloys

Alan's go-kart travels 1750 feet per minute, and Barry's go-kart travels 21 miles perhour. Who's go-kart travels faster?