Which of the following is not soluble in water? why?
a) nacl b) kbr c) ch3ch2oh d) hcl e) c6h6

Zinc + lead(ii) nitrate yield zinc nitrate + leadwhat's the chemical equation for this?

Select the correct answer. which statement is true about a polarized object? o a. it gains electrons and becomes negatively charged. ob. it gains protons and becomes positively charged. oc. the number of positive and negative charges can be the same. od. it has to be a metal. o e. there is no change in the distribution of the charge in the object. reset next what

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