Examlex
The number of protons in a given nucleus determines the
Economic Success
Economic success is the achievement of financial prosperity and stability, often measured by factors such as income, wealth, and employment status in the context of an individual, organization, or nation.
Family Connections
Relationships and bonds among family members, including immediate and extended relatives.
Income Distribution
The way in which a nation’s total GDP is distributed amongst its population, affecting economic inequality.
Homeless
People who lack a stable, permanent, and adequate place to live.
Q21: 2Al(s)+ 6HCl(aq)→ 2AlCl<sub>3</sub>(aq)+ 3H<sub>2</sub>(g)<br>According to the equation
Q23: Which one of the following is necessary
Q33: The oxidation number of chromium in sodium
Q76: An impure sample of benzoic acid (C<sub>6</sub>H<sub>5</sub>COOH,122.12
Q80: The formula of calcium sulfide is<br>A)CaS.<br>B)CaSO<sub>2</sub>.<br>C)CaSO<sub>3</sub>.<br>D)CaSO<sub>4</sub>.<br>E)Ca(SO<sub>4</sub>)<sub>2</sub>.
Q89: How many electrons does the ion <img
Q126: What mass of Na<sub>2</sub>CO<sub>3</sub> is present in
Q126: The molecular formula of a particular solid
Q161: Another term for alkanes is<br>A)alkenes.<br>B)alkynes.<br>C)saturated hydrocarbons.<br>D)unsaturated hydrocarbons.
Q194: Which name is not correct?<br>A)1,2-dichloropentane<br>B)2,3-dimethylbutane<br>C)2-ethylbutane<br>D)4-propylheptane