My sis timed help thx fo yo time:) Coal and oil shale are considered what type of sediments rock?

O clastic
O chemical
O biochemical
O organic

0.2348 grams of pbcl2 used to form 44.0 ml of solution.

(1.6 × 10-19)(5.0 × 106) = c × 10d identify the missing numbers below to show the result of multiplying the numbers.

Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.