- Physical Sciences
surplus or more than enough.
100 000 N per square metre. A pressure of 1 N Â· m2 is called one pascal (Pa).
the phase in matter in which the particles are far apart and can move freely.
a reaction in which heat is absorbed from the surroundings and the temperature of the reaction...
adding aqueous HCl to a saturated solution of sodium ions and chloride ions to cause the...