What is the mole ratio of water (H20) to phosphoric acid (H3PO4)? P.010 + H2O 4H3PO4
Before
After
Р
4
(4) - 4
4(4) - 16
O 10+1
H
2
3(4) - 12
1:1
46
6:4
2:2

Use the table to identify the phase and phase changes of the elements under the given conditions. write the name of the substance, phase, or phase change. when the temperature in a room increases from 25°c to 33°c, changes from a solid to a liquid. in a lab, methane and nitrogen are cooled from -170°c to -200°c. the methane freezes and the nitrogen . when gold is heated to 2,856°c it changes from a liquid to a .

If you have 5.25 grams of methane (ch4), how many grams of co2 will you produce ?

Aradio signal from a gps satellite take only about 0.067 seconds to reach a gps reciever. if the speed of light is about 300,000km/s, then approximately how far away is the reciever from from the satellite?