johndoefakeemailnoti johndoefakeemailnoti

14-04-2024
Chemistry

contestada

Calculate the initial volume (in mL) at 0 oC of a sample of gas that is changed to 721 mL by cooling to -20 oC at constant pressure.

Respuesta :

jsimpson11000 jsimpson11000

14-04-2024

Answer:

Explanation:

P1V1/T1 = P2V2/T2 Looking for V1

V1 = P2V2/T2 * T1/P1 Temps must be in Kelvin

Since P1 = P2 , this becomes

V1 = V2/ T2 * T1

V1 = 721 / ( 273.15 -20) * ( 273.15 + 0) = 778 ml

Answer Link

Otras preguntas

Which of the following statements is true? A. Igneous rocks form from the cooling and crystallization of magma. B. Fossils are frequently found in metamor

(Proportions of Triangles) Find the value of x

Find the enthalpy of neutralization of HCl and NaOH. 137 cm3 of 2.6 mol dm-3 hydrochloric acid was neutralized by 137 cm3 of 2.6 mol dm-3 NaOH. The temperature

Which is the graph of f(x) = 1/4 (4)x?This is for Edgunity

You measure the pressure at 10 feet in a column of water and determine it to be 43.36 lbs/in. What would this measurement be in N/m2? 18.2 N/m2 299,034 N/m2 ) 1

PMN is congruent to which angle? OZCBA ZABC ZACB

How did French Revolution start

Last year, there were 148 pies baked for the bake sale. This year, there were c pies baked. Using c, write an expression for the total number of pies baked in t

Will the following measures form a triangle? 90° 12° 78° yes/no if yes, what type? If not, why not?

Which statement is true about the skin? The skin is part of the endocrine system; it serves to protect the body. The skin is an important part of the integument