You decide you want to make spaghetti for supper you first like a gas stove because you need to cook the meat when the meat is cooked you add sauce to it then you put a pot of water on the stove to get it boiling the next step is to put spaghetti noodles in the boil finally you drain the spaghetti noodles and add the sauce which of the following describes the chemical change happening

In the reaction between a crushed antacid tablet and vinegar what gas is emitted

1) which of the following is the best example of a physical change? a) sugar dissolving in tea b) firefly glowing 2) in the combustion of ethane, what is/are the reactants? c2h6 + o2 ==> co2 + h2o a) c2h6 and o2 b) co2 and c2h6

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.