If you have a mass of 15 kg, what is your weight on Earth? (Use the formula F=ma) I need by today thank you

Answer asap need by wednesday morning calculate the ph of 0.036m naoh best answer will be brainliest

All of the following are homogeneous mixtures except a) sugar dissolved in water. b) orange juice. c) coffee with cream. d) household vinegar. e) apple juice

4786 joules of heat are transferred to a 89.0 gramsample of an unknown material, with an initialtemperature of 23.0°c. what is the specific heat of thematerialif the final temperature is 89.5 °c?