19) A 0.079 g sample of an unknown metal is dropped into hydrochloric acid and reacts to produce
66.0 mL of hydrogen gas at 22°C and 750 mm Hg. The vapor pressure of water at this temperature
is 18 mmHg. What is the unknown metal (X)?
2 X(s) + 6 HCl(aq) → 2 XCl3(aq) + 3 H2(g)
A) SC
B) Co
C) Fe
D) Al
E) Ga
Zu
Hai

Do u just plot the numbers on the graph like (1,

Circle d circumscribes abc and abe. which statements about the triangles are true? statement i: the perpendicular bisectors of abc intersect at the same point as those of abe. statement ii: the distance from c to d is the same as the distance from d to e. statement iii: bisects cde. statement iv: the angle bisectors of abc intersect at the same point as those of abe. a. i only b. i and ii c. ii and iv d. i and iii e. iii and iv

Acompany manufactures three types of cabinets. it makes 110 cabinets each week. in the first week, the sum of the number of type-1 cabinets and twice the number of type-2 cabinets produced was 10 more than the number of type-3 cabinets produced. the next week, the number of type-1 cabinets produced was three times more than in the first week, no type-2 cabinets were produced, and the number of type-3 cabinets produced was the same as in the previous week.