jupiter has a mass of 1,898,000,000,000,000,000,000,000,0 00 kg. How would this number be expressed in scientific notation?

Two technicians are discussing a resistance measurement between the can-h and can-l wires. technician a says this measurement should be done with the ignition switch in the "run" position. technician b states that a measurement of 0 ohms indicates an open in the network. which technician is correct?

An object is 10 cm from the mirror, its height is 1 cm and the focal length is 5 cm. what is the image height? (indicate the object orientation by including the + or - sign with the answer.) hi = cm +1 -1 +10 -10

Which of the following are considered noble gases? a. bromine b. neon c. argon d. chlorine