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Chemistry
You hear your friend Yoshi tell someone that a hypothesis is the same as a guess. Explain whether you agree with Yoshi.
The functional structure of a protein is its _________________ structure, which is ultimately determined by the __________________. A. tertiary; primary structure B. primary; ions it possesses C. tertiary; concentration of phosphates D. monogamous; first amino acid on the terminal sequence
The main function of the excretory system is to eliminate _______ from the body.
Vigorous stirring significantly increases . . . A. the effective surface area for phase transfer B. the effective concentration of the reagents C. the solubility of the alcohol D. the solubility of the salt all of these are correct
What is the molar mass of NH3 rounded to the nearest gram?
Chlorine has seven electrons in its valence shell. It accepts an electron to complete its octet and becomes a chlorine ion (Cl-). What is the nature of this chlorine ion? a. Cation b. Anion c. Metal ion
What are two properties of liquid
When you can see half the moon shining from the earth’s surface it is called
Does cornstarch bubble up when mixed with vinegar.
Which elements does it take to spell "nerds" using the chemical symbols on the Periodic Table of Elements? A. Nitrogen, einsteinium, radon, sulfur B. Neon, rubidium, dysprosium C. Nitrogen, erbium, darmstadtium D. Nickel, einsteinium, ruthenium, silicon
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