Ooo im taking chem this semester and just around this subject,
water is neutral and <span>H2CO3cant act as b-l base soo </span>the answer is HCIO4(aq)

3 0

4 years ago

Solid iron combines with oxygen gas to form solid iron(III) oxide. Which of the following equations best describes this reaction

Alexus [3.1K]

Answer:

B. 4 Fe + 3 0₂---> 2 Fe₂O3

Explanation:

(A) Ir + O₂--> IrO₂ No: Ir is iridium

(B) 4 Fe + 3 0₂---> 2 Fe₂O3 Yes: Fe is iron and O is oxygen, and the equation is balanced.

(D) 3 Ir + 0₂ -> 6 Ir₂03 No: I is iodine

3 0

2 years ago

If one ball with a momentum of 50 kg·m/s hits a ball at rest and no other forces are acting on either ball, what's the total mom

vitfil [10]

Answer:

The answer is (D) 50 kg·m/s (PF Test)

5 0

4 years ago