Horlamartins Horlamartins

01-01-2020
Chemistry

contestada

if 2.4g of magnesium burns in oxygen. calculate (I) the mass of magnesium oxide formed (ii) volume of oxygen at stp.

Respuesta :

Eduard22sly Eduard22sly

01-01-2020

Answer: i. 4g of MgO

ii. 1.12dm3

Explanation:Please see attachment for explanation

Ver imagen Eduard22sly

Answer Link

Otras preguntas

Which compounds are classified as Arrhenius acids? (1) HCl and NaOH (2) HNO3 and NaCl (3) NH3 and H2CO3 (4) HBr and H2SO4

When lithium reacts with bromine to form the compound LiBr each lithium atom (1) gains one electron and becomes a negatively charged ion (2) gains three electro

What is the gram-formula mass of Fe(NO3)3? (1) 146 g/mol (3) 214 g/mol (2) 194 g/mol (4) 242 g/mol

What is the color of the indicator thymol blue in a solution that has a pH of 11? (1) red (3) pink (2) blue (4) yellow

What is freedom of religion?

The excitation of an electron on the surface of a photocell required 5.0 x 10 –27 J of energy. Calculate the wavelength of light that was needed to excite the e

True or False The segments shown below could form a triangle. A_________C is 6 C_____B is 5 B_____________A is 8

help on questions 11 and 15 Add and simplify if possible

Convert 7.0055 into a mixed number in simplest form?

is the planet Uranus surface rocky or flat?