You will notice that when the indicator is added to the lemon juice, the solution turns red, which indicates an acid. Washing powder is an alkali, so it turns green when the indicator is added. Baking ...

Pack into the clean jam jar and pour in the vinegar, plus any extra to half-fill the jar. Top up with water so that the vegetables are covered, seal with a lid and shake to combine. Leave to stand ...

U.S. economic calendar consensus forecasts from MarketWatch.The median forecasts in this calendar come from surveys of economists conducted by Dow Jones Newswires and The Wall Street Journal. All ...

The World Bank's Prospects Group conducts in-depth analysis of key global macroeconomic developments and their impact on World Bank member countries. The Prospects Group leads the World Bank’s ...

Standard Deviation The primary measure of volatility used by traders and analysts is the standard deviation. This metric reflects the average amount a stock's price has differed from the mean over ...