During an investigation, a scientist heated 123.6 g of copper carbonate till it decomposed to form a black residue. The total mass of the black residue formed was 79.6 g. Does the law of conservation of mass hold true in this case?

Given that the small piston has a radius of 0.0330 meters^2 and the large piston has a radius of 4.00 meters^2. ( a. What force will the large piston provide if the small piston is pushed down with a force of 17.0 N?. ( b.

What topics are included in the study of physical geology?

Se lanza desde el piso una piedra con velocidad vertical de + 42 m/s. El punto de referencia se encuentra en el piso. Calcular: a). Escribir la ecuación de posición y la ecuación de la velocidad. b). Calcular en que instante su velocidad es nula. c).

What force is need to give 4.5-kg bowling ball an acceleration of 9 m/s2? a. 0.5 N b. 40.5 N c. 2 N d. 36.5 N

What date on the cosmic calendar did the milky way galaxy appear?

What are the arrangement of resistors in series

A cell provides 6 V to an LDR. The current through this LDR is measured and is found to be 3 A. What is the resistance of the LDR?

A car travels along eastward with a constant velocity. the magnitude of the acceleration of the car is

What is the weight of a 65 kg astronaut on mars?

When lava cools, what type of Rock forms?