Understand equivalent ratios in the real world
victoria's favorite cookie recipe uses 170 grams of butter for every 250 grams of flour. victoria's daughter made
cookies using 340 grams of butter for every 400 grams of flour.
what will victoria think of her daughter's cookies?
choose 1
(a)
they have too much butter.
(b)
they don't have enough butter.
c
they have the right amount of butter.
stuck? watch a video or use a hint.
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What is the nature of the ca-cl bond in a molecule of calcium chloride (cacl2) if the electronegativity value of calcium is 1.0 and that of chlorine is 3.16?

In a water molecule, hydrogen and oxygen are held together by a(an) bond. a) double covalent b) ionic c) nonpolar covalent d) hydrogen e) polar covalent

Can anyone explain 1. review your spectrometry data and use the known elements to identify the star's composition. which unknown elements make up this star? justify your element selections. 2. in parts i and ii of the lab, what happened to the electrons of each element to produce the different colors of light? explain your answers using important terms from the lesson and information provided in the laboratory. 3. stars composed of heavier (more massive) elements are often slightly older than stars made predominantly from hydrogen and helium. based on your data, is the newly discovered star a younger star? explain your answer.