What is the flame color of sodium

A series circuit contains a generator, two devices, and connecting wires. The resistances of the two devices are 15 ohms and 10 ohms. The voltage supplied by the generator is 75 V.

What distinguishes two different isotopes of an element is the number of neutrons contained in their nucleus.

How many grams of C are required to react with 32.1 g of Fe2O3?

Why could a diet low in carbohydrates be dangerous? A_The body could break down proteins from muscles for energy. B_The increased level of starches would provide excess energy. C_The body could take in too much dietary fiber, which harms cells.

Which of these ions lay within the nucleus of the atom

To show the electron configuration for an atom, what is the advantage of using an orbital notation compared to a dot structure? Orbital notation takes up less space. Orbital notation shows the spin of the electrons.

What happens to a container of gas when the pressure is increased?

Which statement is true about a base when it reacts with another substance? a. It receives a hydrogen ion. b. It receives a hydroxide ion. c. It donates a hydrogen ion. d. It donates a hydroxide ion.

Which sample at STP has the same number of atoms as 18 liters of Ne at STP

An acidic solution could have a pH of