What are the phrases I don’t see any pictures??
The change is that the water will freeze to 0 or minus I don’t know as I’m not to sure
Carbon-14 is a radioactive isotope used to date organic material. Its consistent rate of decay allows the age of an object to be determined by the proportion of carbon-14 to other carbon isotopes. This process is called radiocarbon dating. Carbon-14 is also used as a radioactive tracer for medical tests.
For the first one.. the Reactant side is Zn+2HCl produces Zncl2 and H2... and it is balanced too