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light nuclei join together to form heavier nuclei.
completes the circuit between the two half-cells in an electrochemical cell.
100 000 N per square metre. A pressure of 1 N · m2 is called one pascal (Pa).
water droplets that combine with one another, grow too heavy to stay in the air, and fall to the...
monomers are chemically bonded together to form chains that link thousands of monomers in a...
a proton that forms a coÂordinate covalent bond with a water molecule H3O+