the length of mercury thread of a thermometer at melting point is 4 cm and 20 cm to boiling point of water what is the length of the mercury thread when the thermometer is dipped into a hot liquid of temperature 70 degrees Celsius​

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.

Anybody wanna ? (picture included? )

This punnett square shows the cross between two pants. one parent has round seeds (rr). and the other parent has wrinkled seeds (rr) which best describes their offspring as shown in this cross?