sabrinamayy sabrinamayy

10-03-2021
Chemistry

contestada

Magnesium carbonate decomposes on heating to form magnesium oxide and carbon dioxide as shown.

MgCO3 -> MgO + CO2

How much magnesium carbonate is needed to make 10.0g of magnesium oxide?

A. 3.5g
B. 10.5g
C. 21.0g
D. 6.5g

please answer, I have a test right now. PLEASE PLEASE

Respuesta :

livella livella

10-03-2021

C. 21.0g

that’s the aweeee

Answer Link

Otras preguntas

unlike verbs such as bailar cantar and nadar the verb ___ is irrregular because its ___ form doesnt follow a regular pattern llorrar, tu (you) caminar, yo (I) e

Which element most helps establish a speaker's tone when giving a speech? A. Word choice B. Rhetoric C. Evidence D. Spelling

k(x)=3x+3; find k(-2x)

A Egypt B Indus Valley C China D Mesopotamia Need help please thank you

The word fancy most nearly means

A common culture and language unites ?

Please help :)))) ( attachment )

Definition: this is one explanation of enzyme specificity that states an enzyme and its substrate possess specific complementary geometric shapes that fit exact

A children's liquid medicine contains 100mg of active ingredient in 5 mL. If a child should receive 200 mg of the active ingredient how many mL of the medicine

??? True or false. An element can only exist as an individual atom.