Brainliest and 40 points for !

question- what type of reaction is this?

h2o + cacl2 + nahco3 → caco3 + nacl + h2o + co2

a- single replacement
b- double replacement
c- combustion
d- sythesis
e- decomposition

If i can still dissolve more sugar into the solution at a certain temperature what would i call that solution

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

Which of the following units is not an official si unit