• When elements combine, compounds that have properties from those of the uncombined elements are formed.
Sodium (a metal that reacts explosively with water) combines with
chlorine (a poisonous gas) to form a white, crystalline
that is used to flavor food

answer:   x = 3 + √11     and     x = 3 - √11

step-by-step explanation:

x² - 6x + 9 = 11

(x - 3)² = 11

x - 3 = ±√11

    x = 3 ± √11

x = 3 + √11     and     x = 3 - √11

ratio is 2 : 9

the answer is three

13.5 : 3

answer: i could not see part the question so ill explain how to get the answer

step-by-step explanation: for instance the distance she travele d is 10 and she traveled the same amout each mile so do 10 divided by how many miles she drove each time and you ge your answer.