11.5 cm3 of gaseous hydrocarbon were exploded with excess oxygen and there was a diminution in volume of 34.50 cm3 and on absorption with KoH solution . there was a further reduction in volume of 34.5 . what is the molecular formula of the hydrocarbon?

Select the correct answer. which phrase correctly describes temperature? o a. average rotational kinetic energy of the particles in an object o b. average energy of the particles in an object c. average translational kinetic energy of the particles in an object od. all energy possessed by the particles in an object

Modern weaponry has increased the number of deaths in wars and violent conflicts.

Pegmatites are igneous rocks in which the individual minerals are very large. typically, the minerals are all light-colored quartz, feldspar and muscovite. if you were given a black and white photograph of a pegmatite in a quarry (where the rock has been blasted and broken), what physical properties could you use to identify those three minerals in this hypothetical photo? describe each mineral and the specific diagnostic properties. be specific.