Answer:
i think its 2
Explanation:
because the H2 is seperate from the others it is the only one with a number.
Turmeric solution turns red in contact with bases and is not affected by acids and neutral substances. Put one drop of each liquid as the turmeric paper. The liquid whose drop turns the paper red is solution hydroxide (base).
Answer:A hypothesis is a conjecture, based on knowledge obtained while seeking answers to the question
Explanation:
he process of the scientific method involves making conjectures (hypotheses), deriving predictions from them as logical consequences, and then carrying out experiments or empirical observations based on those predictions.
There’s lots of measurements. (m, kg, s, mol, cm, in, mm) etc
If it loses an electron, it will become an ion.