Didiquake Didiquake

01-07-2017
Chemistry

contestada

What is the mass, in grams, of a sample of 1.72 × 1023 atoms of potassium (K)?

Respuesta :

LeChatNoir LeChatNoir

01-07-2017

6,02×10²³ ------ 39g
1,72×10²³ ------- X
X = (39×1,72×10²³)/6,02×10²³
X = 11,143g K

Answer Link

Otras preguntas

I NEED HELP IN THIS QUESTION PLEASE

workers at the botanical gardens are building a new triangular pond as shown. They need to fill the bottom with pebbles. One bag of pebbles fills 1 m sqaure. Ho

should water be free to all? why or why not?

In what kind of economy does the government decide on production and consumption?

Line m passes through the points (3, 7) and (6, 12) while line n passes through the points (-5, 1) and (-2, 6). Which statement accurately describes the relatio

One linear function, t(x), can be modeled by the values in the table below. A second linear function can be modeled by the equation 3x − 2y + 6 = 0. When compar

In "The Battle of Blenheim," Old Kaspar's tone is: excited. hopeful. respectful. unemotional.

A bag contains blue and yellow marbles. Two marbles are drawn without replacement. The probability of selecting a blue marble and then a yellow marble is 0.37,

What does the suffix -ism mean?A.an action, process, or practiceB.a condition, state, or qualityC.a form of governmentD.a belief or branch of learning

How does conservation affects scarce resources?