Which is kept in kerosene? Sodium Can sodium and potassium be stored in water? Explanation: Sodium and potassium metals reacts very vigorously with water; this reaction gives out so much heat that the hydrogen evolved catches fire. Therefore, these metals are stored under kerosene. What happens when you mix potassium and sodium? Sodium reacts more […]
Is there a number I can text to talk about my problems?
Is there a number I can text to talk about my problems? Crisis Text Line is the first 24/7, text-based helpline of its kind, and most importantly, it isn’t specific — unlike most other helplines, users going through any kind of crisis are free to call. To volunteer with the Crisis Text Line, check out […]
What are 3 major milestones in growth and development that an infant should achieve in the first year of life?
Is a compass needle an induced magnet?
Is a compass needle an induced magnet? The compass reacts with the earth’s poles to point in the direction of the earth’s North Pole. Rubbing the magnet against the needle in one direction caused the iron atoms in the object to line up and create a weak magnetic field, which made the needle behave like […]
Will humans survive mass extinction?
Will humans survive mass extinction? We’re so uniquely adaptable, we might even survive a mass extinction event. Given a decade of warning before an asteroid strike, humans could probably stockpile enough food to survive years of cold and darkness, saving much or most of the population. How did animals survive mass extinction? “It was the […]
What is a unit of radiation?
What is a unit of radiation? The units of measurement for radioactivity are the becquerel (Bq, international unit) and the curie (Ci, U.S. unit). Exposure describes the amount of radiation traveling through the air. Many types of radiation monitors measure exposure. How do you convert rad to Gy? A rad (rd) is a deprecated non-SI […]
How much does a 8 foot 2×2 weigh?
Can I reverse a transformer?
Can I reverse a transformer? When a transformer is reverse fed, the taps move to the output side and so their operation is reversed. For reverse fed applications, raising the taps will increase output voltage and lowering the taps will lower output voltage. What is the difference between step up transformer and step down transformer? […]
Is LiCl written correctly?
Is LiCl written correctly? The correct name of LiCl is lithium chloride. What is the formula for K and S? Potassium sulfide Names Chemical formula K2S Molar mass 110.262 g/mol Appearance pure: colourless impure: yellow-brown Odor H2S Can S and K form an ionic compound? Potassium and Sulfur form an ionic compound, how does this […]
Which is the healthiest sport?
Which is the healthiest sport? The 10 Healthiest Sports (1) Squash. Although squash players must be wary of flying racquets coming from their opponent’s direction, squash is a relatively safe game for beginners. (2) Rowing. (3) Rock Climbing. (4) Swimming. (5) Cross-Country Skiing. (6) Basketball. (7) Cycling. (8) Running. What are the positive and negative […]