keylanharper keylanharper

12-05-2020
Chemistry

contestada

How many moles are in 442.8 g of strontium carbonate (SrCO3)?

A) 1.000
B) 65 360
C) 1.500
D) 3.000

Respuesta :

aabdulsamir aabdulsamir

18-05-2020

Answer:

3 moles

Explanation:

SrCO3

Mass = 442.8g

Molar mass = (87.6 + 12 * [16*3]) = 147.6g/mol

Number of moles = mass / molar mass

Number of moles = 442.8 / 147.6

Number of moles = 3

Answer Link

Otras preguntas

write a article about the blackfish documentary

Pitcher plants are carnivorous plants that grow in areas where the soil contains low levels of key nutrients such as nitrogen. To obtain these nutrients, most p

2. Which is a central idea of the article? South Carolina seceded from the Union in December 1860. B Both the actions of President Abraham Lincoln and the deter

the fastest and easiest way to develop an optimal pedicure service is to:

Prepare journal entries for each of the transactions. (If no entry is required for a transaction/event, select "No Journal Entry Required" in the first account

draw the structures of the precursors to hexan-3-ol given the reagents below.

in an attempt to settle the west, the federal government gave the raildroad companies large grants. which of the following was a result of the land grants A. p

Use the given information to write an equation of each line. m= - 4/5 y- intercept (0,-4)

what is the freezing point of a solution that is 1000 g of ethanol (c2h6o) (mw = 46 g/mole) in 2000 g of acetic acid? kf (acetic acid) = 3.90 °c/m. the freezing

PLEASE HELP QUICK PROVIDE AN EXPLANATION FOR EACH STEP