Physics, 26.03.2021 17:40 imran2k13

Please help me and get 15 points and Brainlessly Bauxite is the chief ore from which aluminum is extracted. Which of these statements is correct about bauxite? (15 points)
Group of answer choices

It has a definite crystal structure.

It does not have a definite chemical composition.

Its atoms do not arrange themselves in a definite order.

Its molecules are made up of a different number of atoms.

Answers: 2

Show answers

Other questions on the subject: Physics

Physics, 22.06.2019 02:30, erinolson07cats

The boy of mass 30 kg is at r1= 2 meters from the fulcrum. of the girl is 45 kg, at what r2 must she sit so that they are balanced ?

Answers: 3

continue

Physics, 22.06.2019 16:00, russboys3

Agroup of monkeys is trying to cross the river in a rowboat. the maximum buoyant force on the rowboat is 2,000 n. the weight of the rowboat is 1,000 n. each monkey has a weight of 150 n. how many monkeys can safely cross in the rowboat at one time? explain your reasoning, including any calculations you used to find the answer.

Answers: 1

continue

Physics, 22.06.2019 18:30, kalithekittenqueen

Aprotein molecule in an electrophoresis gel has a negative charge. the exact charge depends on the ph of the solution, but 30 excess electrons is typical. what is the magnitude of the electric force on a protein with this charge in a 1600n/c electric field? write in two significant numbers, and also in newton

Answers: 2

continue

Physics, 22.06.2019 23:30, selena827

You have two photos of a person walking. one shows the person at the corner of third and main streets, the other shows the person at the corner of tenth and main streets. there are lampposts at every corner in this town, and the first picture shows it to be 10: 32: 00 exactly. the second picture shows it to be 10: 49: 30. you know three facts: (1) all of the clocks are synchronized; (2) there are exactly 12 equal-sized blocks per kilometer in this town; and (3) the streets that cross main in this area are numbered consecutively, with no interruptions. what is the person’s average speed in kilometers per hour?

Answers: 2

continue

You know the right answer?

Please help me and get 15 points and Brainlessly Bauxite is the chief ore from which aluminum is ex...