Chemistry

Citric acid makes lemons taste sour. Which of the following is a functional group that would cause a molecule such as citric acid to be acidic Hint 1. Consider which of these functional groups is a source of hydrogen ions. A. hydroxyl B. amino C. carboxyl D. hydrocarbon E. carbonyl

An example of a monosaccharide is glucose galactose all of the choices fructose

K?| Enter nickname - Assignments - Kahoot! Which compound is being reduced in the reaction shown in Figure 5.1? HO 0 HO C C H_2 C OH NAD+ NADH+H- H_2C 30 CH C CH_2 CHOH C C OH OH Isocitric acid α-ketoglutaric acid α-ketoglutaric acid and NAD+ isocitric acid and α-ketoglutaric acid N AD4 NADH

ZAX In the isotopic symbol above, which letter identifies the element? Represents the number of protons A Z x

Identify the 4 major macromolecules and their building blocks: _ a、 Polymer_ Monomer: _ b. Polymer_ Monomer: _ c. Polymer_ Monomer: d. Polymer_ Monomer: _

How do you calculate the number of neutrons by using periodic table? Number of neutrons = Atomic number - Mass number Number of neutrons = Mass number- Atomic number Atomic number on the symbol = number of neutrons We cannot calculate number of neutrons by using period table

Select ALL of the following that are chemical properties? does not react ability to rust magnetism boiling point flammability color

How are isotopes written down? 1. Explore: Below the helium atom you see the isotope notation for helium-4. Add and subtract protons and neutrons a few times using the arrow buttons. Notice how the isotope notation changes when you do this. A. What does the top number equal? _ B. Which particle determines the atomic number?_ Mass number

CCC Energy and Matter What is the relationship between the raw materials and the products in photosynthesis? _ _ _ _

Which of the following list is in order of INCREASING electronegativity? Select ALL that apply a N, C, B b O, S, Se c O, P, Ge d Sr, Ca, Mg e S, Si, P