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What type of radiation is lead emitting in the following equation? alpha particles beta particles gamma rays

Animals that reproduce sexually either do it through external or internal fertilization. read the following statement and decide if it is true or false. birds reproduce through external reproduction which is because the female will then be able to protect the egg.

Which of the following is described by the equation h2o(s)+ heat=h2o(i) a freezing melting condensing evaporating