A4 kg object is being pulled to the east by a 6 N force. What is the object's

acceleration?

Physical change is one that affects the physical properties of a substance true or false

rahul bought a statue made of copper. To his surprise it acquired a dull green coating after a couple of month. Explain the reason and name the process

Determine the number of significant figures for each. a) 65.74 b) 60.009 c) 66_ d) 65.750

Water is made of two hydrogen atoms and one oxygen atom bonded together. Julia is describing how water undergoes a physical change when it boils. She says that the particles shift to be farther apart and that the oxygen and hydrogen separate.

Convert 1.43 g/mL to the unit g/m^3 a. 1.43 x 10^6 g/m^3 b. 1.43 x 10^2 g/m^3 c. 1.43 x 10^-2 g/m^3 d. 1.43 x 10^-6 g/m^3

A pair of ice tongs is a double: first-class lever second-class lever third-class lever

On a ceiling, there were tiny droplets of blood less than 1 mm in diameter. the victim was lying in a pool of blood. no other marks were found on the other walls.

How would you prepare 70.0 ml of 0.200 m hno3 from a stock solution of 5.00 m hno3?

How do chemists know that an oxygen molecule have unpaired electrons?

How is firelight produced