Pl help im so confused i need help so badly this is to hard 5+5 =???

free points so hear you go

You find a mysterious, dull substance on the ground and pick it up for a closer look. it is powdery, very light, and soft to the touch. the substance is most likely i. an organic mineral ii. a metallic mineral iii. a nonmetallic mineral i only ii only iii only i and ii i and iii

Camila took an interest inventory in her career explorations class. read her description of the results of the assessment. which two phrases clearly reveal her career interests? when i took the interest inventory in my career explorations class, it revealed that even though i really value the (1.) balance between work and home life, i like an (2.) engaging atmosphere at work, where i can stay busy. based on my (3.) fascination with technology, i should work in a field with computers. based on my (4.) attraction to working with mechanics, i should be working with machines. this leads me to believe that i should be working in robotics, which sounds like a lot of fun! (options are listed with the numbers 1-4)

Iron pyrite (fes2) is the form in which much of the sulfur exists in coal. in the combustion of coal, oxygen reacts with iron pyrite to produce iron(iii) oxide and sulfur dioxide, which is a major source of air pollution and a substantial contributor to acid rain. what mass of fe2o3 is produced from 84 l of oxygen at 3.41 atm and 148◦c with an excess of iron pyrite? answer in units of g.