Is this statement true or false, the law of conservation of mass states that in any chemical or physical change, energy is not created or destroyed

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It makes me feel sad that our country has to fight these wars.

Fist of all, you need to learn about cad and architecture or basic engineering or architecture drawing in order to prorperly use and utilize cad programs.it's as abbreviated computer-aided-drafting. it will the user acquire skills faster since it's aided by technology