Chemistry

What is the difference between accidental discoveries and scientific investigations? What is the difference between qualitative and quantitative data?

Controlled Experiments (4:06)https://www.youtube.com/watch?v=D3ZB2RTylR4“Biology: Controlled Experiments.” YouTube. Nucleus Medical Media, 5 Apr. 2012. Web. 1 Sep. 2011. Essential QuestionHow do controlled experiments produce accurate and reliable results? Holt McDougal Chemistry Chapter 2 Section 1 pages 27-291. What is the difference between accidental discoveries and scientific investigations? 2. What is the difference between qualitative and quantitative data? […]

Using your own words, explain what is a relative reactivity? And explain what happens to the electrons during a redox process?

Pre-Lab questions: Using your own words, explain what is a relative reactivity? What is a redox reaction? What happens to the electrons during a redox process? From the course home page, click on the Virtual Lab Tutorial link to watch the overview of using the virtual lab. Data Collection Data Table: Solution Temperature Metal Signs […]

Why is a rubber safety bulb always used when working with a pipet? Why are the calibration marks on laboratory beakers taken only to be an approximate guide to volume?

ACTIVITY OF WET LABS MEASURING THE MASS & VOLUME OF OBJECTS AND SUBSTANCES Pre-Laboratory Questions What is a meniscus? Sketch a 10 mL graduated cylinder filled to a volume of 5.24 Ml. How do we typically read the liquid level when dealing with a liquid that forms a meniscus? Describe how to read a volume […]

Write a summary on this videos below on properties of the Halogens and properties of Alkaline Earth Metals.

PROPERTIES OF SOME REPRESENTATIVE ELEMENTS Write a summary on this videos. Properties of the Halogens (23 min) Properties of Alkali Metals (6 min) Properties of Alkaline Earth Metals (6 min) Upon watching these videos, write separate reports on: The Halogens The Alkali Metals The Alkaline Earth Metals

Watch these short videos listed below and write an account of your observations, in three or more paragraphs.

LAB ACTIVITY: DEMONSTRATION OF PRECIPITATION REACTION Watch these short videos listed below and write an account of your observations, in three or more paragraphs: Demo: Precipitation reaction You tube (4 minutes ): https://www.youtube.com/watch?v=73dw6w0zNXA Precipitation reaction Demo ( 3:35 minutes) https://www.youtube.com/watch?v=6TRuMSjxgYs

Describe how to use the “difference method” when performing mass determinations. Why are masses in the chemistry laboratory usually determined by the difference method?

ACTIVITY OF WET LABS MEASURING THE MASS & VOLUME OF OBJECTS AND SUBSTANCES A. The mass of the solid object Choose a Solid Object whose mass you will measure and describe the Solid Object in the appropriate location on the Data sheet. Choose a container to use for determining the mass of the Solid Object; […]

Watch these short videos listed below and write an account of your observations, in three or more paragraphs.

LAB ACTIVITY: DEMONSTRATION OF PRECIPITATION REACTION Watch these short videos listed below and write an account of your observations, in three or more paragraphs: Demo: Precipitation reaction You tube (4 minutes ): https://www.youtube.com/watch?v=73dw6w0zNXA Precipitation reaction Demo ( 3:35 minutes) https://www.youtube.com/watch?v=6TRuMSjxgYs

Watch the below videos, then write separate reports on the Halogens, the Alkali Metals, and the Alkaline Earth Metals.

LAB REPORT ON WEEK 6 LAB ACTIVITY PROPERTIES OF SOME REPRESENTATIVE ELEMENTS Properties of the Halogens (23 min) Properties of Alkali Metals (6 min) Properties of Alkaline Earth Metals (6 min) Upon watching these videos, write separate reports on: A. The Halogens B. The Alkali Metals C. The Alkaline Earth Metals

Explain Evidence-Based strategies that the nurse and interdisciplinary team can use to effectively manage patients’ protected health information (PHI)

Nursing Informatics Discussion Question #4 Length requirement 1 – 2 pages double spaced. Font Times New Roman size 12 Drawing from your own career and experiences, write about your insights into this topic Explain Evidence-Based strategies that the nurse and interdisciplinary team can use to effectively manage patients’ protected health information (PHI).

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