Dee1Win4esariesme Dee1Win4esariesme

26-09-2016
Chemistry

contestada

Is air an element, compound, homogeneous mixture, or a heterogeneous mixture?

Respuesta :

WorldlyGlass49 WorldlyGlass49

28-09-2016

Air is a homogeneous mixture, consisting of nitrogen, oxygen, carbon dioxide and other gases present in air.

Answer Link

Otras preguntas

A scientist who studies a group of field mice all living in the same area would be studying a. a species. b. a population. c. an ecosystem. d. a biosphere.

Which rhetorical appeal relies on logic and reasoning? ethos pathos logos harmatia

For a vegan child, calcium and ____________ fortified soy milk should be substituted for cow’s milk. a. vitamin C b. vitamin E c. vitamin B12 d. vitamin K

What were Jim Crow laws? a. laws that allowed southern farmers to become sharecroppers b. laws that allowed the children of former slaves to go to school with

Carlos had to manage his inventory of veggies. He had to balance the number of carrots, c, with the number of tomatoes, t. 4c - 6t = 6 2c + 2t = 8. How many to

Tell whether 807 is divisible by 2, 3, 4, 5, 6, 9, and 10. a. Divisible by 2, 3, 4, 6, and 10 c. Divisible by 3 b. Divisible by 5 and 9 d. Divisible by 2, 4

Who was the pioneer of using the heating process to preserve food? a. Napoleon b. Nicolas Appert c. Percy Le Baron Spencer d. Antonie van Leeuwenhoeck

Drinking plenty of water will help your body to produce sweat when it is hot. a. True b. False

nate walks 25 meters in 13.7 seconds. if he walks at the same rate, which of the following is closest to the distance he will walk in 4 min?

Tendons are a type of: Epithelial tissue Connective tissue Muscle tissue Nervous tissue