27-01-2021
Chemistry

contestada

5.How many moles of uranium are in 50 grams of uranium?

Respuesta :

isaackenobi isaackenobi

27-01-2021

50g U ( 1mol/ 238.03g) = .2 moles

238.03 is the molar mass of uranium- can be found on periodic table

Answer Link

Otras preguntas

The graph of the function f(x) = (x - 3)(x + 1) is shown. Which describes all of the values for which the graph is positive and decreasing?

Which of the following is not evidence that supports the theory of Plate Tectonics? The location of earthquakes. The location of Arc Volcanoes. The location of

What is the difference between gage pressure and absolute pressure?

how are temperature and thermal enegry related? A. temperature and thermal enegry both measure the total kintetic enegry in sn object. B. temperature is one fa

1) A contractor needs to know the height of a building to estimate the cost of a job. From a point 96 feet away from the base of the building the angle of eleva

An object in free fall near the surface of the earth accelerates at a rate of 78979.4 mi/hr What is the rate of acceleration for a free falling object near the

Raven has just finished learning a list of nonsense words given to her by her psychology instructor as part of a class activity. She had 100 percent recall at t

How can isostasy be used to explain the uneven surface of the Earth’s crust? How is the Earth’s crust able to stay balanced on the mantle? Sketch an example!!

1. What problem has precession caused for many schools of astrology?

1-4. Energy Forms and Examples (10 pts) List and briefly explain the form/type of energy (given in class) with a practical example, and state its importance. Am