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Q19: In the symbol shown below, x =
Q45: Calcium is a _ and silver is
Q67: A low soil pH _.<br>A)helps the soil
Q69: Electric cars are advantageous because they _.<br>A)can
Q80: 1.55 kg/m<sup>3</sup> is equivalent to _ g/L.<br>A)3.58
Q112: Peanut butter has more protein per gram
Q138: One side of a cube measures 1.55
Q186: Which species has 54 electrons?<br>A) <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB2701/.jpg"
Q206: The element _ is the most similar
Q218: The proper formula for the hydronium ion