1. Aqeuous or dissolved
2.AgNO3+ NaCl are reactants
3. NaNO3 is precipitate
4. Reaction is endothermic(Delta stands for Heat)
5. Neither a reactant nor a product, MnO2 is a catalyst
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They didnt have a powerfull enough microscope to see them an when they could they were moving to fast unless they were cold
Answer:
cold
Explanation:
because being cold helps to refresh my body personally
Reduction <span>always results in a lowering of the oxidation number. The reaction of the system above is written as:
</span><span>Cu2+(aq) + Fe(s) --> Cu(s) + Fe2+(aq)
</span>
From the reaction, we see that copper goes from the +2 to a neutral charge. Lowering of the oxidation number happens so this is the element that is being reduced.
Answer:
A- Non-magnetic
Explanation:
Brass, rubber, plastic, and glass will not be attracted by a magnet.
