Bauxite is primary ore of an aluminium metal. it doesn't have definite or specific chemical composition. This is because it contains mixture of hydrous aluminum oxide $Al_2O_3$ , aluminum hydroxides $Al(OH)_3$ , insoluble materials like hematite, quartz ,geothite ,magnetite etc.

From the given options the most appropriate statement which is correct about the bauxite is 'It does not have a definite chemical composition'.

Hence, the correct option Is (D).

6 0

3 years ago

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How many hydrogen atoms are found in 3H2CO3?

Fiesta28 [93]

Answer:

Explanation:

The number of hydrogen atoms in the given compound is 6 atoms.

Given compound is:

3H₂CO₃

An atom is the smallest indivisible particles of an element.

In the compound;

3H₂CO₃

Elements Number of atoms

H 3(2) = 6

C 3(1) = 3

O 3(3) = 9

The number of hydrogen atoms in the compound is 6

5 0

3 years ago

a student performed an experiment, using a cocktail peanut, before it was burned the peanut half weighed .353 g. After burning t

tekilochka [14]

Not sure but it should be on google

5 0

3 years ago

An experiment was designed to test the hypothesis that peanuts have more energy than a chip. The experiment determines calorimet

Svet_ta [14]

Answer:

b Different amounts of food samples were used.

Explanation:

The mass of the two samples needs to be the same in order for the test to be accurate.

4 0

1 year ago