Can yall please help answer these two ?
...
Answers: 3
Chemistry, 22.06.2019 07:30
What is i fracture in the crust called when land move up, down or sideways
Answers: 2
Chemistry, 23.06.2019 03:00
Air pressure is measured in pascals. for a professional american football game, the ball should be inflated to about 90,000 pascals. scientists studied the effects of air temperature on the pressure inside american footballs by taking these steps: 1. prepare 100 footballs. 2. measure each football's air pressure. 3. divide footballs into 10 groups. 4. place the groups in different lockers cooled to different air temperatures. 5. after 12 hours, remove the footballs from lockers. 6. measure each football's pressure again. 7. compare the new pressures to the starting pressures. what two terms best describe the variable "air pressure inside the football" in this experiment? independent, qualitative independent, quantitative dependent, qualitative dependent, quantitative
Answers: 3
Chemistry, 23.06.2019 04:20
The equation below shows the reaction of zinc with hydrochloric acid (hcl). zn (s) + 2 hcl (aq) —> zncl2 (aq) + h2 (g) what will happen if the concentration of hcl is decreased? a. more zncl2 will be produced. b. the reaction rate will slow down. c. the hydrochloric acid will become more acidic. d. the reaction will produce water instead of hydrogen gas.
Answers: 1
Mathematics, 13.10.2020 15:01
Mathematics, 13.10.2020 15:01
Medicine, 13.10.2020 15:01
History, 13.10.2020 15:01
Social Studies, 13.10.2020 15:01
Mathematics, 13.10.2020 15:01
History, 13.10.2020 15:01
Chemistry, 13.10.2020 15:01
Mathematics, 13.10.2020 15:01
English, 13.10.2020 15:01