What is the number of molecule(s)? I will give you brainliest
Please explain for all of these 1-5.

1. 4NHCO3

2. 3CaCO3

3. 5NaC2H3O

4. 6NH3

5. 2CaCl2O2

How does blood clotting prevent the entry of pathogens through cuts and wounds? answer asap,, this is due tomorrow. will mark as brainliest or whatever you call it : )

What are the advantages of using the metric system? designed as a decimal system making conversions simpler more accurate system of measurement has prefixes that correspond to an amount to use with all base units used by the entire scientific community

Which of the following will cause an increase in the acceleration of an object? increase force decrease force increase mass decrease mass