societal law is A statement about how things act in the natural world. the wire and electro magnet need to touch in question 2. a decrease in spee decreases kinetic energy. the test variable was the distance traveled by the scrunched paper.
Answer:
A
Explanation:
i think it is maybe (A) maybe..
15
Since the law of conservation of mass applies to all the chemical reactions this will also end in 10+5 equalling 15 grams
2Zn+ 4HCl=2ZnCl2 +2H2
CH4+2O2=CO2+2H2O
Fe + 3NaBr=FeBr3+3Na