What is the mass (in grams) of 1.25 mole of sodium metals?

a. 1.53 x 10^25 g

b. 40.1 g

c. 28. 7 g

d. 7.53 x 10^23 g

Choose the correct answer: In a galvanic cell: a - The reactions taking place are non spontaneous b - The cathode is negative c - Electrical energy is converted into chemical energy d - Chemical energy is converted into electrical energy

What type of radiation is lead emitting in the following equation? alpha particles beta particles gamma rays

Every chlorine atom has (1) 7 electrons (2) 17 neutrons (3) a mass number of 35 (4) an atomic number of 17

In 1985 benitoite became the California "state gemstone." Found only in a tiny mine near Coalinga, California, it is a silicate of barium and titanium with trace impurities that cause a range of hues from colorless to blue to pink.

The pressure of a certain amount of gas is directly proportional to the temperature (measured on the Kelvin scale) and inversely proportional to the volume.

What is the mass (in grams) of 9.09x10^24 molecules of methanol (CH3OH) ? AND How many moles of N are in 0.183g of N2O?

What are the basic building blocks of matter? A) molecules B) atoms C) electrons D) compounds

How does an atom with too few neutrons relative to protons undergo radioactive decay? * by converting proton to a neutron by converting a neutron to a proton by emitting an alpha particle

What is the chemical formula for the compound formed between sodium and iodine?

8. Write a balanced chemical equation showing how you could prepare each of the following salts from an acid-base reaction: KNO3, NaBr, and Cas.