Aphoton has a frequency of 7.3 × 10–17 hz. planck’s constant is 6.63 × 10–34 j•s.

the energy of the photon, to the nearest tenths place, is × 10–50 j.

Two identical 82 mg dust particles very far apart (pee 0) are moving directly toward each other at a speed of 3698 m/s. the charge on each is-719 ? c. determine how close they will get to each other. let k = 9x109 n-m2/c2 & ignore gravity.

To protect all four receptacles on a branch circuit that surrounds a swimming pool, you would install which of the following configurations? a. gfci feed-through receptacle at the end of the load's circuit b. gfci-terminated receptacle at the beginning of the load's circuit c. gfci feed-through receptacle at the beginning of the load's circuit and the other receptacles connected to the load side of that receptacle d. gfci-terminated receptacle at each end of the load's circuit

Order the sequence of ideas that lead to marie curies discovery of radioactive elements number the events in chronological order starting with the oldest