Answer:
Explanation:
It is called a single replacement. K is one of the few chemicals that can force Aluminum to take on electrons. The balanced equation is
AIBr3 +3K → 3KBr + AI
Answer:
No
Explanation:
No, Ana's prediction of sorting out : mixture 1 'marble salt' with by her fingers, ie handpicking is not right.
Marble & salt particles mixture can't be sorted by handpicking. They can be seperated by the method of sieving rather, as marble particles being bigger stay in the sieve & salt particles being smaller (finer) pass through it.
Test 2
In Test 1, the worm is observed in its natural state, making that the control group.
Protons cannot be so easily added to an atom, so this method cannot be used to produce ions. Protons are found in the nucleus which is held together by strong forces. This means that its structure is not easily changed. Bombarding it with a proton may even cause its decay, just as in nuclear fission a nucleus is bombarded with neutrons.