Arenaita Arenaita

22-09-2022
Chemistry

contestada

1. A saturated solution of potassium nitrate in 200 g of water is cooled from 80 °C to 20 °C. What mass of solute crystallises? Show your working.

2. What is the minimum volume of water needed to dissolve 50 g of potassium nitrate at 90 °C? Show all your working.

Relax

Respuesta :

Otras preguntas

May 7th May 17th May 16th May 27th

What is one reason that the Constitutional Convention decided they needed a document to replace the Articles of Confederation? A.Because the articles outlined

Which pronoun agrees with the antecedent in the sentence? Did either of the computers come with __________ instructions? A. theirs B. its C. their D. it's

how many times does 3 go into 1000

Which type of punctuation shows parentheses within parentheses and can be used to clarify information in a quote

Which fraction is bigger 2/6 or 2/4

Simplify the expression. -3(b – 7)

An unstable nucleus loses the most mass if the nucleus emits (1) an alpha particle (3) a positron (2) a beta particle (4) a gamma ray

Based on the epic simile, the reader should envision Penelope as a queen who is

write equivalent expressions for each: A. 2X+5X+7-3 B. 4X-2Y=10X C. 2P+12+2P-8