What 2 things do the planets need to have in order to stay in orbit and rotate?

What is the number on the top left of the carbon element

A steam power plant operates on an ideal Rankine cycle. Superheated steam flows into the turbine at 3 MPa and 400oC with a flow rate of 100 kg/s and exits the condenser at 50oC as saturated water.

How much vitamin c would you get from 120 mL serving of fresh orange juice

As the temperature of a substance decreases the average kinetic energy of its particles?

In what ways might a company that uses a strong acid handle an acid spill on the factory floor

What is the independent and dependent variable for a dry ice experiment

a substance that undergoes a physical change like melting is still the same substance is it true or false

What is a polar molecule

A mixture of He He, N 2 N2, and Ar Ar has a pressure of 22.1 22.1 atm at 28.0 28.0 °C. If the partial pressure of He He is 2475 2475 torr and that of Ar Ar is 1049 1049 mm Hg, what is the partial pressure of N 2 N2?

Oceans make the temperaturs of nearby land more extreme ... True or false