macysgriffith macysgriffith

01-05-2020
Chemistry

contestada

If 0.545J of heat leads to a 0.892 degree C change, what mass of water is present?

Respuesta :

cuetayy3 cuetayy3

01-05-2020

Answer:

I got .146 g of water

Explanation:

Refer to this equation:

Q= mcΔt

Q= .545 J

c= 4.186 J/g

Δt= .892

plug in values:

.545 J = m(4.186 J/g)(.892°C)

simplify:

.545 J = m(3.734 J/g°C)

.146 g

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