Consider an atom of gold in which the nucleus contains 79 protons and 118 neutrons. what is its atomic number and atomic mass number?

How many molecules are contained in. 900 mol O2?

Based on your observations of 1-tetradecanol when it reformed a solid after melting, does 1-tetradecanol form a crystalline or amorphous solid? Explain the difference between these two terms as part of your answer.

How many protons does a 17CI have

Which best explains why a bacterial cell is classified as a prokaryote? A.) the presence of a nucleus B.) the absence of a nucleus C.) the presence of a cell wall D.) the absence of a cell wall

If the chemical X-gal is added to nutrient agar, lactose fermenting colonies turn blue, while non-fermenting colonies appear white. What sort of medium is X-gal agar?

Explain the processes of convergence and divergence

How do the electrons in bonds (bonding domains) differ from lone pairs (non-bonding domains) ?

Сколько граммов соли образуется, если в раствор, содержащий 9,8 г серной кислоты, добавим другой раствор, имеющего 10 г гидроксида натрия?

Why do scientific theories change?

How many atoms are present in 34.69 moles of Mg