What is the total number of moles in a mixture of 20.0 g of H2O2, 1.20 x 1024 molecules of SiO2, and 3.70 mol of I2?

Atrain travels 74 kilometers in 3 hours, and then 81 kilometers in 5 hours. what is its average speed?

*will mark you brainliest + 15 points ** why does the equilibrium of a system shift when the pressure is increased? a. to maximize the stress on the system b. to stop restoring equilibrium to the system c. to increase the total moles of gas in the system d. to decrease the total moles of gas in the system

Which of the following best supports the concept that genetic information is passed on to offspring from both of their parents, not just one?