Calculate the simplest formula of the compounds formed in the following reactions:
Please just check if I’m correct or wrong

a) 2.3 g of sodium reacting with 8.0 g of bromine

Na=23
Br=80

My
NaBr

Y=‐1x + 7 if y has a value of ‐24 what is the value of x?

Which position represents spring in the southern hemisphere? a) b) c) d)

Which ocean zone has the most abundant primary producer and why a) the abyssopelagic zone ,du to the absence of light and cold water temperatureb) the bathypelagic zone, due to the absence of light and cold water temperaturec) the mesopelagic zone ,due to uts high light availability and warm water temperature d) the epipelagic zone,due to its high light availability and warm water temperature