Over time an open soft drink will lose carbonation (dissolved CO2). Which of these allows the CO2 to remain in the solution the longest?
T
А
4
O exposure to direct sunlight
O agitation
o Reduced air pressure
o cooler temperatures
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Zoe is investigating the composition of substance a, an unknown substance. using chemical processes, she analyzes substance a and determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1 : 1 : 1. what is substance a? a. a compound b. an element c. a heterogeneous mixture d. a homogeneous mixture

Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3

When water dissociates, each water molecule splits into a hydroxide ion and a) h 3 o + b) a hydrogen atom c) a hydrogen ion d) h 2 o e) oh —