345345345435 345345345435

03-05-2022
Chemistry

contestada

How many particles are in 0.645g of CaCl2

Respuesta :

jsimpson11000 jsimpson11000

03-05-2022

Answer:

~ 3.5 x 10^21

Explanation:

Mole weight of Ca Cl2 ( from periodic table ) = ~~ 111 gm

.645 gm / 111 gm / mole X 6.022 x 10^23 =

Answer Link

Otras preguntas

What is the rhyme scheme of lines 5-8 lines 5-8: I love thee to the level of every day’s Most quiet need, by sun and candle-light. I love thee freely, as men

Match these items with the descriptions. 1. only English ships could be used 2. passed in 1759 3. allowed the British to search homes 4. prevented competitio

How to use the GCF and the distributive property of 40+ 50

simplify each of the following ratios.e) 2/3 : 3/2 : 5/8

The lenngths of the sides of the triangle are in the extended ratio 8:9:10. The primeter of the triangle is 108 cm. What are the lengths of the sides?

Which of the following climate zones does giant pandas live A. the tundra B. the highlands C. the coniferous forest D. the deciduous forest PLEASE HELP ME

Read the following excerpt from Edgar Allan Poe's The Tell-Tale Heart and answer the question. TRUE! - nervous — very, very dreadfully nervous I had been and am

The type of response when a plant moves away from the stimulus

Dutch humanist whose "in Praise of Folly" teased different people in society

Answer the following question in 3-4 complete sentences. Define Marxism in art. What is the history and goal of Marxism?