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Physics 20 Online
OpenStudy (melodycrazysouthern):

When heating chemicals in a test tube, it is most appropriate to A.cover the bottom of the test tube to prevent overheating. B.point the opening of the test tube away from oneself and others. C.cap the opening of the test tube to prevent spilling the contents. D.point the opening of the test tube directly upward.

OpenStudy (melodycrazysouthern):

help plzzz

OpenStudy (melodycrazysouthern):

@LazyBoy

OpenStudy (anonymous):

B

OpenStudy (melodycrazysouthern):

ok txy

OpenStudy (melodycrazysouthern):

lol

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