Which statements are true about "evidence"? 1.observations which answer questions

2.proof that an idea is true

3.data to help draw a conclusion

4.information for or against an idea

Pick all that is true

the answer is 303.15 or 303

answer: i have one answer

acids are substances that ionize (break off) in an aqueous solution to produce hydrogen (h+) ions

explanation:

hope this and sorry i could only come up with one answer!

the answer is a! (2.9 x 10^-18 j) hope i could someone. : )