Chemical reactions occur around us every day. Combustion releases the carbon stored in fossil fuels (e. g. coal, oil, natural gases) into the atmosphere as carbon dioxide gas. Which of the following equations represent this process?
O C4H10+ 02 - CO2 + H2O
CO2 + H20 - CH220g + O2
CaCO3 + HNO3 -- Ca(NO3)2 + H2O + CO2
© NaHCO3 + HC_H302 – NachzO2 + H2O + CO2
Ye

grav forces affect all objects magnetic forces affect magnetic objects and electric currents

this is an example of "committed" time.

committed time, as contracted time, takes need over essential and available time since it is seen as profitable work. it alludes to the time allotted to keep up a home and family. at the point when a man is commuting using committed time this individual may feel that the drive is an obligation to family, for example, strolling youngsters to class or driving a mate to work. contracted and committed time clients may feel that their commute could really compare to the commute of important or leisure time clients on the grounds that their commute is profitable work. in this manner, they might be more disposed to pick a mechanized method of movement.