Question

a²6² 512
A physical quantity Q== If the percentage errors in the measurement of 'a', 'b',
'c' and x are 1%, 2%, 3%, 4% respectively, what is the percentage error in the
measurement of Q?
(a) 24%
(b) 12%
(c) 6%
(d) 8%

Answer 1

Explanation:

Magnesium oxide, or magnesia, is a white hygroscopic solid mineral that occurs naturally as periclase and is a source of magnesium. It has an empirical formula of MgO and consists of a lattice of Mg²⁺ ions and O²⁻ ions held together by ionic bonding. Wikipedia

Formula: MgO

IUPAC ID: Magnesium oxide

Molar mass: 40.3044 g/mol

Melting point: 2,852 °C

Classification: Mineral

Parent material class: metals, coating

Soluble in: Acid, Ammonia