Identify the name of the smallest particle of an element that still retains all the chemical properties of that element?

What is the mass in grams of one mole of any substance know as

Which sample of matter can be separted into different substances by physical means?

Which of these types of electromagnetic radiation has the lowest energy?

A steel block has a volume of 0.08 m³ and a density of 7,840 kg/m³. What is the force of gravity acting on the block (the weight) in water? A. 6,150.64 N B. 5,362.56 N C. 7,600.18 N D. 6,700.56 N

The Bronsted-Lowry definition of a base is: none of the above produces H + (hydrogen ions) in solution produces OH - (hydroxide ions) in solution a proton donor a proton acceptor.

What form of energy provides power for a gas stove? A. nuclear energy B. electrical energy C. chemical energy D. sound energy Can you explain the answer for me?

Calculate the amount of HCN that gives the lethal dose in a small laboratory room measuring 12.0 ft*15.0 ft*8.60ft.

A certain ore is 34.4% nickel by mass. How many kilograms of this ore would need to dig up to have 30.0g of nickel?

Are the chemical reactions that take place when a battery connected endothermic or exothermic

What are 3 properties of carbon?