Choose the best reagent from the list below for carrying out each transformation. Place the letter of the reagent in the blank to the left of the reaction. a. 1. e. 1. Os04 2. Zn, H3O+ 2. NaHSO3, H₂O b. 1. BH3, THF f. KMnO4, acid 2. H₂O2, NaOH, H₂O C. CHC13, KOH g. CH₂I2, Zn(Cu) d. H₂O, H₂SO4, heat h. 1. Hg(OAc)2, H₂O 2. NaBH4 CH3 CH3 H

Fill in the box with the answer and provide explanation.

Select the Heterogeneous mixture from the list.a) A bar of Gold b) Cement with gravel c) Ammonia d) Nacho Cheese e) c and d

Discuss the language demands included in the lesson on mixing substances in a 5th-grade classroom by Identifying key vocabulary terms students must know in order to master the learning objectives for the lesson based on the below standard and learning objective. Standard Conduct an investigation to determine whether the mixing of two or more substances results in new substances. Learning Objective Given a variety of substances and safety equipment in a classroom setting, students will be able to conduct an experiment to mix two or more substances and observe the results. They will be able to correctly identify whether a new substance has been formed as a result of the mixing, based on observable changes such as color change, formation of a precipitate, or change in temperature, with at least 80% accuracy.

Gasoline is composed of a variety of different liquid hydrocarbons, which do not separate as time passes. Gasoline is an example of a: A) heterogeneous mixture B) Chemical compound C) Chemical element D) Solution

What's 12,13 and 16?

Possible multiple answers

The periodic law states that elements in the same _____________ will have similar physical and chemical characteristics

7. Match each characteristic as either a physical or chemical property.   Question 7 options:   boiling point   pH   malleability   heat of vaporization   1. chemical 2. physical

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