- what does water turn anhydrous (white) copper sulphate to
- how are green house gases like co2, methane. water vapour present in atmosphere
- what do complete combustion reactions of hydrocarbons produce
- when they ignite a balloon full of hydrogen why do we sstand back
- what happens when theres not enough oxygen for complete combuston
- what else does incomplete combustion producee other than co2 and water
- describe what magnesium looks like when it burns in oxygen
- what colour would magnesium oxide be in universal indicator
- what type of reaction is a metal and an acid?
- what happens to the hydrogen ion concentration as the pH decreases by one unit?
- Suppose that atom X undergoes radioactive decay that results in atom Y. If Y has a larger atomic number than X, which type of radioactive decay occurred?
- What balances the following nuclear equation?
- Which of the following is a radioisotope used to date rock formations?
- When nuclear radiation enters the tube of a Geiger counter, it _____ the atoms of the gas contained in the tube.
- In what state must matter exist for fusion reactions to take place?
- You want to be shielded from all three types of nuclear radiation. If you find shielding that blocks _____ radiation, then it will most likely also block the other two types.
- Which of the following is an example of a transuranium element?
- The particles that make up protons and neutrons and are thought to be basic units of matter are _____
- Which of the following describes the reaction that takes place in stars?
- What substance is used in a nuclear reactor to absorb heat released from the reactor?