Which of the following is correct?
А.
When the lungs contract, they fill with air from the...
Chemistry, 06.05.2021 02:50 coxtinam16
Which of the following is correct?
А.
When the lungs contract, they fill with air from the atmosphere.
В.
When the heart contracts, it fills with air from the atmosphere.
C
When the lungs expand, they fill with air from the atmosphere,
D
When the heart expands, it fills with air from the atmospherer
Answers: 1
Chemistry, 22.06.2019 16:00, sassy11111515
The chemical equation below shows the reaction of sodium (na) and chlorine (cl) to form sodium chloride (nacl). 2na + cl2 → 2nacl in this equation, which of the following is a reactant? i. sodium ii. chlorine iii. sodium chloride
Answers: 1
Chemistry, 22.06.2019 17:30, katherineweightman
What will most likely happen in the absence of a cell membrane? a) photosynthesis will not take place. b) the cell will not store food, water, nutrients, and waste. c) energy will not be released during cellular respiration. d) substances will pass in and out of the cell in an uncontrolled manner.
Answers: 1
Chemistry, 22.06.2019 18:10, sangamlama
The atom fluorine generally will become stable through the formation of an ionic chemical compound by accepting electron(s) from another atom. this process will fill its outer energy level of electrons.
Answers: 1
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