Apositive test with 2,4 dinitrophenylhydrazine could indicate the presence of which of the following functional groups ? 1. alcohols 2. carboxylic acids 3. amines 4. hydrocarbons 5. aldehyde

What effect does nuclear radiation have on atoms?

Will mark brainliest 26. which of these statements are true? (3 points) a. gases are compressible b. gases fill their containers completely c. the pressure of a gas is independent of the temperature d. gases have mass e. gases exert pressure f. the pressure of a gas is dependent on the volume g. gas pressure results from the collisions between gas particles h. gases have a definite volume and shape

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural.question 2 reflects a moral or social value.question 3 refers to something that can be measured.question 4 reflects a question that can’t be observed.