graciebrucker graciebrucker

07-10-2020
Chemistry

contestada

Which sample of matter is a single substance
A air
B ammonia gas
C hydrochloric acid
D Salt water

Respuesta :

Connermullins Connermullins

07-10-2020

Answer:

B) Ammonia gas

Explanation:

Ammonia gas: It consists of only one molecule namely ammonia throughout the substance so it is a pure single substance.

Answer Link

Otras preguntas

51.75 as a mixed number

Which factor does not impact the complexity of an incident? A. Community and responder safety B. Potential hazardous materials C. Political sensitivity, externa

National Approval: N

Stewart Company has the following information at the end of the current year: Direct Materials Used $12,000 Beginning Work-in-Process Inventory 10,000 Ending Wo

What is the value of a in the equation 5 a minus 10 b equals 45, when b equals 3? 3 15 21 39

A scale drawing of a rectangular mural has the dimensions 2 inches by 3 inches. The scale is 0.5 inches : 5 feet. Find the actual dimensions of the mural. Then

Underline the verb in the sentence. The dog ran.

Under control conditions, flow through a blood vessel is 100 ml/min with a pressure gradient of 50 mm Hg. What would be the approximate flow through the vessel

Sacar fotos para la revista. Escribir un artículo sobre un concierto de música pop. Hablar con las personas que quieren poner anuncios (ads) en la revista. Escr

A person is pushed up a ramp inclined upward at an angle θ above the horizontal as he sits in his desk chair that slides on frictionless rollers. The combined m