Who is Tyler De Witt?

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Tyler DeWitt is a research scientist, high school teacher, and digital content author. He is the creator of an online #FOAMed YouTube education channel on science topics, and STEM education.

Where is Tyler DeWitt now?

I’m currently the Executive Director of Innovation at Virtuosi VR, where I work to bring VR and other advanced learning technologies to pharmaceutical organizations, particularly those manufacturing cell and gene therapies. I’m a frequent speaker and consultant on technology and the future of education. I have an Sc.

Where did Tyler DeWitt attend college?

MIT
And for someone who really wants to see academia get its act together, he also loves it and respect it, and it’s been a big part of his life. DeWitt grew up in a small college town with a professor father, has a bachelor’s degree from Brown and a doctorate from MIT.

What does Tyler DeWitt do?

Tyler DeWitt (@tyleradewitt) / Twitter. Educator, Speaker, Scientist, and Digital Content Creator, who believes science should be fun and education should be accessible.

What happens when stuff dissolves?

A solution is made when one substance called the solute “dissolves” into another substance called the solvent. Dissolving is when the solute breaks up from a larger crystal of molecules into much smaller groups or individual molecules. This break up is caused by coming into contact with the solvent.

How do you do sig figs for dummies?

To determine the number of significant figures in a number use the following 3 rules:

Non-zero digits are always significant.
Any zeros between two significant digits are significant.
A final zero or trailing zeros in the decimal portion ONLY are significant.

How do you learn sig figs?

Significant Figures

All non-zero numbers ARE significant.
Zeros between two non-zero digits ARE significant.
Leading zeros are NOT significant.
Trailing zeros to the right of the decimal ARE significant.
Trailing zeros in a whole number with the decimal shown ARE significant.

How does dissolution work?

Dissolution is the process where a solute in gaseous, liquid, or solid phase dissolves in a solvent to form a solution. Solubility is the maximum concentration of a solute that can dissolve in a solvent at a given temperature. At the maximum concentration of solute, the solution is said to be saturated.

What type of change occurs when a substance dissolves?

Relating Dissolution to Change Dissolving sugar in water is an example of a physical change. Here’s why: A chemical change produces new chemical products. In order for sugar in water to be a chemical change, something new would need to result.

What is the rule for sig figs when adding or subtracting?

Count the number of significant figures in the decimal portion ONLY of each number in the problem. Add or subtract in the normal fashion. Your final answer may have no more significant figures to the right of the decimal than the LEAST number of significant figures in any number in the problem.

https://www.youtube.com/user/tdewitt451