Biology, 19.03.2021 18:50 kcceff4085

2. A beáker contains a sample of water with a mass of 325 grams. The water in the beaker is boiled and weighed again after it cools. The new mass of the water is 305 grams. In
this example of the conservation of matter in physical changes,
A. the mass is less after it cools because water has less mass as a gas.
B. the mass of the water was 305 grams and the mass of the water vapor was 20 grams.
c. the process of boiling destroyed 20 grams of the water and left 305 grams of water.
D. the heat energy created by boiling water makes up the rest of the mass.

Answers: 1

Show answers

Other questions on the subject: Biology

Biology, 22.06.2019 03:00, moneyyfletcher

Question#29: why does the tropical ocean have a greater temperature range than the temperate ocean?

Answers: 3

continue

Biology, 22.06.2019 05:30, stricklandjoseph12

Which of the following is a good strategy when it comes to desserts

Answers: 3

continue

Biology, 22.06.2019 18:30, ellamai16

On a spring day, a middle-latitude city (about 40? north latitude) has a surface (sea-level) temperature of 10 ? c. if vertical soundings reveal a nearly constant environmental lapse rate of 6.5 ? c per kilometer and a temperature at the tropopause of –55 ? c, what is the height of the tropopause?

Answers: 3

continue

Biology, 22.06.2019 18:30, Braxtonw875

For an animal living a diplontic cycle, meiosis is limited to: producing gametes producing growth fertilization development of the zygote

Answers: 2

continue

You know the right answer?

2. A beáker contains a sample of water with a mass of 325 grams. The water in the beaker is boiled...