Category: Physics

Is HCN a geometry? The geometry of HCN is linear. Does HCN have a lone pair? Lewis structure of HCN Uncharged nitrogen has three bonds and one lone pair. Hydrogen has one bond and no lone pairs. Put carbon in the center and arrange hydrogen and nitrogen atoms on the sides. Arrange electrons until both […]

What do I do if my macaroni and cheese is too salty? If a lot too salty, cook and add 1/2 pound of macaroni. The rule of thumb is keep your over-salted man ‘ cheese warm while you cook the extra macaroni. Lightly over-salted = 1/4 the amount of originally cooked pasta; if a lot […]

What is difference between contour barriers and terrace farming? Terrace farming and contour ploughing are both used to reduce soil erosion on slopes from tilled fields. The differences between terrace farming and contour ploughing are tabulated below….Thank you. Related Questions & Answers How Far Will A Jeep Travel In 2 Hours At 20 M Per […]

How long does eye removal surgery take? This is a painless procedure that can take up to two hours, but ensures the eye’s shape, size and colour is made to match your own. The process of making a prosthesis takes about a month and you will be fitted with a temporary prosthesis until your permanent […]

Do ice have a fixed shape? For Example this ice cube is a solid. In a solid all the particles are closely compact, however they do vibrate, but they do keep a fixed shape. They do not have enough energy to move for themselves so they stay together in columns or rows usually. This is […]

Is it better to cook with stainless steel or nonstick? Stainless steel pans and surfaces are the best for browning ingredients-and since they’re usually uncoated, unlike nonstick varieties, they are more durable and resistant to slip-ups in the kitchen. Why do chefs prefer stainless steel? Chefs, professional cooks, and restaurants use stainless steel cookware. They […]

Can coefficient of friction be less than 1? The coefficient of friction is dimensionless and it does not have any unit. It is a scalar, meaning the direction of the force does not affect the physical quantity. The coefficient of friction depends on the objects that are causing friction. The value is usually between 0 […]

How do I memorize notes? 6 powerful ways to help you remember what you study Spaced repetition. Review material over and over again over incremental time intervals; Active reiteration. To really embed the facts you are reading into your mind, teach them to someone else. Directed note-taking. Reading on paper. Sleep and exercise. Use the […]

What type of front is formed when a cool air mass displaces a warm air mass? Cold fronts Which is most often a result of a warm air mass moving over a cooler air mass? When a warm air mass moves into an area of cooler air, the boundary between the air masses is called […]

Are radioactive tracers harmful? Doctors may use radioactive chemicals called tracers for medical imaging. When a radioactive chemical is used in this way it is not normally harmful, because: it has a short half-life and so decays before it can do much damage. Does radioactive tracer have side effects? Tracers are made to act as […]