Jaka liczba decyduje o masie atomu

protonów

protonów i elektronów

neutronów

protonów i neutronów

What are some properties of nascent oxygen?

A sample of oxygen occupies a volume of 250mL at 114 kPa. What pressure is required to change the volume to 593 mL?

In the space below draw a dipeptide composed of lysine and glutamic acid bound together by peptide bond

Write the condensed electron configurations for the ga atom. express your answer in condensed form in order of increasing orbital energy as a string without blank space between orbitals. for example, [he]2s22p2 should be entered as [he]2s^22p^2.

Can Xenon (Xe) be bought by a regular person? why or why not?

Which of the following elements has the lowest ionization energy? Rb Sr Cs Ba Xe

Which is a diatomic molecule? Select one: a. CH4 b. H2O c. O2 d. N

Everyone reacts to stress in the same way.

What is the molarity of a solution made by dissolving 29.5 g of sodium hydroxide (NaOH) in enough water to make 2.45 L of solution? Molar Mass Na: 22.99 g/mol Molar Mass O: 16.00 g/mol Molar Mass H: 1.008 g/mol

Is romano cheese an element, compound, homogeneous mixture, or heterogeneous mixture?