ka8yAshliagr6 ka8yAshliagr6

18-01-2017
Chemistry

contestada

You need 2.5 mol of iron (fe) for an experiment. how many grams of iron must you measure out?

Respuesta :

Erudite1 Erudite1

27-01-2017

The relationship between the mole and the mass of an element is given by this equation: mass in grams = moles * molar mass of iron
mass of iron needed = 2.5 * 56 = 140g.
Therefore, 140g of iron is needed.

Answer Link

Otras preguntas

!!!!!!HURRY!!!!!! Which scenario can be represented using the inequalities below? 1.25 ≤ x ≤ 1.5 A- A container of milk costs at least $1.25 but less than $1.5

P(T≥ 1) = P(T = 1) + P(T= 2) = 2/4+1/4

The function f(x) =600+2x/x yields the average cost in dollars for a company to produce x calendars. Which statement best fits the situation modeled by the func

Is aristotles book rhetorical a primary or secondary source

Serena says that if a regression line is drawn correctly in a scatterplot, there will always be the same number of points above the line as there are below the

don't mide the darker one I can't get it off

Which statement is true about the value of 1-51? OIt is the distance that -5 is from 0 on the number line. OIt is the distance that -5 is from 5 on the number l

working alongside the pharmacist , one of the duties a medication reconciliation technician would perform is to a ) deal with various drug suppliers . b ) promo

19 Which of the following statements regarding gender identity is true? Select one: today the number of studies dealing with wellness issue is vast. Many medic

What is fear of darkness called ?