Biology, 21.10.2020 17:01, AceTest

890 g of copper is mixed with 100 g of zinc to form brass. The density of copper is 8.9 g/cm³ and the density of zinc is 7.1 g / cm ³ . a ) What is the volume of copper and zinc used to make the brass ?
b ) Calculate the density of the brass .

Answers: 3

Show answers

Other questions on the subject: Biology

Biology, 22.06.2019 02:30, briizy

Plz ! for many generations farmers in north america have been choosing to cross corn plants with large ears of corn each year this results in the new generation of plants also growing large ears of corn. what is the technique called? a. selective breeding. b. natural selection. c. mitosis. d. asexual budding.

Answers: 1

continue

Biology, 22.06.2019 16:00, emilystartk

Hydroelectric uses moving water to do work such as grinding grains in a mill true or false

Answers: 1

continue

Biology, 22.06.2019 16:00, warnene17

Many body systems work together for proper functioning of the body and to maintain internal homeostasis. the works to break down food eaten before exercising. the takes in the nutrients obtained from the food. the body sweats as a mechanism to cool off, because the is working to flush out toxins.

Answers: 1

continue

Biology, 22.06.2019 19:00, Gimagg5549

Agroup of students are walking in the park and one of them takes a picture of a pollen grain that is been blown by the wind what caption can the student use for this picture

Answers: 1

continue

Do you know the correct answer?

890 g of copper is mixed with 100 g of zinc to form brass. The density of copper is 8.9 g/cm³ and th...