Atomic mass unit is the standard unit that is used for indicating mass on an atomic or molecular scale
Answer:
Explanation:
None of the statement is true for both chemical and nuclear reactions. In chemical reactions, mass is always conserved and the type of atoms are also conserved.
Answer:
Sedimentary Rock. You know from the fossils and remains of shells inside.
Explanation:
If it were igneous, the fossils would be melted away. Maybe not with metamorphic, but it's most likely sedimentary.
Their should be two molecules of hydrogen (h2) to produce 2 moles of h2O2